JPH04120085A - Porphyrin derivative - Google Patents

Porphyrin derivative

Info

Publication number
JPH04120085A
JPH04120085A JP23938490A JP23938490A JPH04120085A JP H04120085 A JPH04120085 A JP H04120085A JP 23938490 A JP23938490 A JP 23938490A JP 23938490 A JP23938490 A JP 23938490A JP H04120085 A JPH04120085 A JP H04120085A
Authority
JP
Japan
Prior art keywords
formula
group
porphyrin derivative
substituted
materials
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
JP23938490A
Other languages
Japanese (ja)
Other versions
JP2917471B2 (en
Inventor
Takeo Shimizu
清水 剛夫
Koji Segawa
浩司 瀬川
Akio Nakamoto
中本 明男
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to JP23938490A priority Critical patent/JP2917471B2/en
Publication of JPH04120085A publication Critical patent/JPH04120085A/en
Application granted granted Critical
Publication of JP2917471B2 publication Critical patent/JP2917471B2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Nitrogen Condensed Heterocyclic Rings (AREA)

Abstract

NEW MATERIAL:A compound expressed by formula I [R<1> is (substituted) alkyl, cycloalkyl, (substituted) phenyl or acyl; R<2> is (substituted) phenyl; X<-> is monovalent anion). EXAMPLE:A compound expressed by formula II. USE:Materials for photoconduction, electrophotographic sensitive units, optical memories, photocatalysts, molecular elements, etc. PREPARATION:A porphyrin derivative expressed by formula III (formula IV is formula V) is reacted with a compound expressed by the formula R<1> OH at 20-120 deg.C for several hr. A solvent such as acetonitrile, as necessary, may be used.

Description

【発明の詳細な説明】 [産業上の利用分野1 本発明は新規なポルフィリン誘導体に関するものである
。詳しくは光電運用材料、電子写真感光体用材料、光メ
モリー用材料、光触媒用材料、分子素子用材料等として
使用し得る新規なポルフィノン系化合物に関するもので
ある。
DETAILED DESCRIPTION OF THE INVENTION [Industrial Field of Application 1] The present invention relates to a novel porphyrin derivative. Specifically, the present invention relates to novel porphynone compounds that can be used as photoelectric operating materials, electrophotographic photoreceptor materials, optical memory materials, photocatalytic materials, molecular device materials, and the like.

[従来の技術および発明が解決しようとする課題1ポル
フイリンは平面4座配位子の一つで、周期律表IA〜7
A、8、IB〜5B族の各金属元素と錯体を形成するこ
とが知られている。そしてこれらのポルフィリン誘導体
の中には、ヘモグロビン、ジアノコバラミン、クロロフ
ィル等のように生体機能と関連するものが数多く知られ
ているが、一方でその光学的な特性を生かして、情報・
電子材料の分野においてもにわかに注目を集めている。
[Problems to be solved by the prior art and the invention 1 Porphyrin is one of the planar tetradentate ligands, and is classified into IA to 7 of the periodic table.
It is known to form complexes with metal elements of groups A, 8, IB to 5B. Among these porphyrin derivatives, many are known to be related to biological functions, such as hemoglobin, dianocobalamin, and chlorophyll, but on the other hand, by taking advantage of their optical properties, information and
It is also suddenly attracting attention in the field of electronic materials.

[課題を解決するための手段1 本発明者らは、ポルフィリン誘導体の光学特性に着目し
、新たな機能材料を提供するべく検討を重ねた結果、ポ
ルフィリン骨格の中心部にリンが配位した化合物がかか
る機能を有することを見出し、本発明を完成するに至っ
た。
[Means for Solving the Problems 1 The present inventors focused on the optical properties of porphyrin derivatives and, as a result of repeated studies to provide new functional materials, developed a compound in which phosphorus is coordinated at the center of the porphyrin skeleton. The present inventors have discovered that the present invention has such a function, and have completed the present invention.

即ち、本発明は、一般式[I] OR’ (式中、R1は、ヒドロキシル基もしくはフェニル基で
置換されていてもよいアルキル基、シクロアルキル基、
置換基を有していてもよいフェニル基またはアシル基を
示し、R2は置換基を有していてもよいフェニル基を示
す。Xeは1価の陰イオンを示す。)で表わされるポル
フィリン誘導体を要旨とするものである。
That is, the present invention relates to the general formula [I] OR' (wherein R1 is an alkyl group, a cycloalkyl group, which may be substituted with a hydroxyl group or a phenyl group,
It represents a phenyl group or an acyl group which may have a substituent, and R2 represents a phenyl group which may have a substituent. Xe represents a monovalent anion. ) This article focuses on porphyrin derivatives represented by:

以下、本発明につき、詳細に説明する。Hereinafter, the present invention will be explained in detail.

本発明のポルフィリン誘導体は、前記一般式[IIで表
わされ、R1としては炭素数1〜30のアルキル基が挙
げられ、これはヒドロキシル基またはフェニル基で置換
されていてもよい。
The porphyrin derivative of the present invention is represented by the general formula [II, where R1 is an alkyl group having 1 to 30 carbon atoms, which may be substituted with a hydroxyl group or a phenyl group.

また、R1としてはシクロヘキシル基等のシクロアルキ
ル基、置換基(例えば、炭素数1〜30のアルキル基、
炭素数1〜30のアルコキシ基、クロル原子、ブロム原
子、フッ素原子、ヨード原子等のハロゲン原子またはニ
トロ基等があげられる。)を有していてもよいフェニル
基もしくはアシル基[R3C0−(例えば、R3は炭素
数1〜30のアルキル基;トリフルオロメチル基、ジク
ロルメチル基等のハロゲン原子で置換されたアルキル基
;R1と同じ置換基を有していてもよいフェニル基が挙
げられる。)〕が挙げられる。R2としてはR1と同じ
置換基を有していてもよいフェニル基が挙げられる。尚
、R’ −R3で挙げたアルキル基またはアルコキシ基
としては直鎖または分岐鎖状のいずれでもよい。Xeで
示される1価の陰イオンとしてはクロルイオン、ブロム
イオン、ヨードイオン等のハロゲンイオンや硝酸イオン
、酢酸イオン等が挙げられる。
Further, as R1, a cycloalkyl group such as a cyclohexyl group, a substituent (for example, an alkyl group having 1 to 30 carbon atoms,
Examples include an alkoxy group having 1 to 30 carbon atoms, a halogen atom such as a chlorine atom, a bromine atom, a fluorine atom, and an iodine atom, or a nitro group. ) may have a phenyl group or an acyl group [R3C0- (for example, R3 is an alkyl group having 1 to 30 carbon atoms; an alkyl group substituted with a halogen atom such as a trifluoromethyl group or a dichloromethyl group; R1 and Examples include phenyl groups which may have the same substituents.)]. Examples of R2 include phenyl groups which may have the same substituents as R1. Incidentally, the alkyl group or alkoxy group mentioned for R'-R3 may be either linear or branched. Examples of the monovalent anion represented by Xe include halogen ions such as chlorine ion, bromide ion, and iodo ion, nitrate ion, and acetate ion.

本発明の一般式[IIのポルフィリン誘導体は以下の様
にして製造することが出来る。
The porphyrin derivative of the general formula [II of the present invention can be produced as follows.

[111 [■月 [1] すなわち、本発明の一般式[IIのポルフィリン誘導体
は一般式[II ]で示されるポルフィリン誘導体に一
般式[III]を反応させることにより得ることが出来
る。
[111 [■ Month [1] That is, the porphyrin derivative of the general formula [II] of the present invention can be obtained by reacting the porphyrin derivative represented by the general formula [II] with the general formula [III].

本反応は例えば20’C〜120’Cで数時間加熱する
ことにより達成される。本反応においては、アセトニト
リル等の溶媒を使用してもよい。
This reaction is accomplished, for example, by heating at 20'C to 120'C for several hours. In this reaction, a solvent such as acetonitrile may be used.

また、R1がアルキル基の場合、本反応、はキセノンラ
ンプ等を使用した光反応により脱酸素下、より短時間(
〜数分間)で完了することが出来る。
In addition, when R1 is an alkyl group, this reaction can be carried out in a shorter time (
It can be completed in a few minutes).

原料として使用する一般式[II ]の化合物は、一般
式[IV] で表わされるポルフィリン誘導体に、例えばPOCl3
を反応させることにより得ることが出来る。
The compound of general formula [II] used as a raw material is a porphyrin derivative represented by general formula [IV], for example, POCl3
It can be obtained by reacting.

[発明の効果] 本発明ポルフィリン誘導体は、光電専用材料、電子写真
感光体用材料、光メモリー用材料、光触媒用材料、分子
素子用材料等として有用である。
[Effects of the Invention] The porphyrin derivatives of the present invention are useful as materials for photoelectric use, materials for electrophotographic photoreceptors, materials for optical memories, materials for photocatalysts, materials for molecular devices, and the like.

[実施例] 次に本発明を実施例により更に具体的に説明するが、本
発明は以下の実施例により限定されるものではない。
[Examples] Next, the present invention will be explained in more detail with reference to Examples, but the present invention is not limited to the following Examples.

実施例1 下記一般式[IA]で示される化合物の合成例メタノー
ル15m1に溶解し、7時間加熱還流する。
Example 1 Synthesis example of a compound represented by the following general formula [IA] Dissolved in 15 ml of methanol and heated under reflux for 7 hours.

反応液を濃縮後、アルミナ(neutral、■)を担
体とし、クロロホルム−メタノール(10:1)を分離
溶媒とするカラムクロマトグラフィーで精製して目的の
ポルフィリン誘導体を99mg得た。
After concentrating the reaction solution, it was purified by column chromatography using alumina (neutral, ■) as a carrier and chloroform-methanol (10:1) as a separation solvent to obtain 99 mg of the desired porphyrin derivative.

得られた前記一般式[IA]で示される化合物の分析結
果は以下の通りである。
The analysis results of the obtained compound represented by the general formula [IA] are as follows.

・ IH−NMR(CDCl3、TMS)δ9.07 
(d )、7.95(m ) 7.78 (m ) −1,87(d、 6H) ・ 31P−NMR(CDCl3、外部基準80%H3
PO4tn D20 )δ−178,1 ・ UV−VIS (CHCl3 )λmax (nm
 )  430.560.602・ Emission
 spectrum (CHCl3 )λmax nm
 615,670・ IR(KBr、cm−’)  1
057@  E” (1)(VvsSCE)−0,50
[実施例2〜9] 実施例1と同様にして、前記の一般式[I]において、
R2がフェニル基でXeがOleであり、R1が下言己
の第1表に示される基であるポルフィリン誘導体を製造
した。
・IH-NMR (CDCl3, TMS) δ9.07
(d), 7.95 (m) 7.78 (m) -1,87 (d, 6H) 31P-NMR (CDCl3, external standard 80% H3
PO4tn D20 ) δ-178,1 ・UV-VIS (CHCl3 ) λmax (nm
) 430.560.602・ Emission
spectrum (CHCl3)λmax nm
615,670・IR (KBr, cm-') 1
057@E” (1) (VvsSCE) -0,50
[Examples 2 to 9] In the same manner as in Example 1, in the general formula [I],
Porphyrin derivatives were prepared in which R2 is a phenyl group, Xe is Ole, and R1 is a group shown in Table 1 below.

以下の第1表にIH−NMR131P −NMRlIR
の分析結果を示す。
IH-NMR131P-NMRlIR is shown in Table 1 below.
The analysis results are shown below.

実施例10 100°Cで6時間加熱した。フェノールを減圧留去し
た後、実施例1と同様のカラムクロマトグラフィーによ
り精製し、その後、更に、シリカゲルを担体とし、クロ
ロホルム−アセトニトリル−メタノール(20:9:1
)を分離溶媒とするカラムクロマトグラフィーにより精
製して目的のポルフィリン誘導体を得た。(収率71%
)。
Example 10 Heated at 100°C for 6 hours. After distilling off the phenol under reduced pressure, it was purified by the same column chromatography as in Example 1. Then, using silica gel as a carrier, chloroform-acetonitrile-methanol (20:9:1
) was purified by column chromatography using as a separation solvent to obtain the desired porphyrin derivative. (yield 71%
).

得られたポルフィリン誘導体の分析結果は以下の通りで
ある。
The analysis results of the obtained porphyrin derivative are as follows.

IHNMR(CDC13、TMS) 69.03 (d、 8H,Jp、H= 3.5 H2
)7.76 (s、 br、 20 H)6.01 (
m、 6H) 2.21 (d、 4H) 31PNMR(CDCl3、外部基準80%H3PO4
in D20 )δ −194,7 UV −VIS (CHCl3)λmax、 nm 4
36.562.604Emission spectr
um (CDCl3 )  λmax、nm 620,
673IR(KBr、 am’ )  886ed E   (1)(VvsSCE)−0,391/2 実施例11 実施例10と同様にして、 合成した。その分析結果を以下に示す。
IHNMR (CDC13, TMS) 69.03 (d, 8H, Jp, H = 3.5 H2
)7.76 (s, br, 20 H)6.01 (
m, 6H) 2.21 (d, 4H) 31PNMR (CDCl3, external reference 80% H3PO4
in D20) δ -194,7 UV-VIS (CHCl3) λmax, nm 4
36.562.604Emission spectrum
um (CDCl3) λmax, nm 620,
673IR (KBr, am') 886ed E (1) (VvsSCE)-0,391/2 Example 11 Synthesized in the same manner as Example 10. The analysis results are shown below.

’HNMR(CDC13、TMS) δ9.12 7.70 (S、 br、 20H)6.
88(d、4H)  2.41(d、4H)31PNM
R(CDC13、 −199,3 外部基準80%H3PO4in D20 )UV  V
IS (CH3CN )λmaxE”d  (1)(V
vsSCE)−0,29433、561,602 実施例12 撹拌した。酢酸を減圧、留去後、実施例1と同様なカラ
ムクロマトグラフィーにより、目的のポルフィリン誘導
体を得た。(収率70%)。
'HNMR (CDC13, TMS) δ9.12 7.70 (S, br, 20H)6.
88 (d, 4H) 2.41 (d, 4H) 31PNM
R (CDC13, -199,3 External standard 80% H3PO4in D20) UV V
IS (CH3CN)λmaxE”d (1)(V
vsSCE)-0,29433,561,602 Example 12 Stirred. After acetic acid was distilled off under reduced pressure, the desired porphyrin derivative was obtained by column chromatography in the same manner as in Example 1. (Yield 70%).

得られたポルフィリン誘導体の分析結果は以下の通りで
ある。
The analysis results of the obtained porphyrin derivative are as follows.

’HNMR(CDC13、TMS) 89.03 (d、 JP、H= 4.0Hz )7.
90(m)  7.78(m) −0,61(d、 6H,JP、H= 3.1Hz )
”P NMR(CDC1a、外部基準80%H3P04
tn D20 )δ −210,3 UV −VIS (CHCl3 )  λmax、 n
m  434.564.607Emission sp
ectrum (CHCl3 )  λmax、 nm
  620.675IR(KBr、am’)   91
0 E  (1)(VvsSCE) −0,37実施例13
〜15 実施例12と同様にして前言己一般式[I]において、
R2=Ph (7x ニール基)、Xe=C1eであり
、R+が下記第2表に示される基であるポルフィリン誘
導体をそれぞれ製造した。
'HNMR (CDC13, TMS) 89.03 (d, JP, H=4.0Hz)7.
90 (m) 7.78 (m) -0,61 (d, 6H, JP, H = 3.1Hz)
”P NMR (CDC1a, external standard 80% H3P04
tn D20 ) δ -210,3 UV-VIS (CHCl3) λmax, n
m 434.564.607Emission sp
ectrum (CHCl3) λmax, nm
620.675IR (KBr, am') 91
0 E (1) (VvsSCE) -0,37 Example 13
~15 In the same manner as in Example 12, in the general formula [I],
Porphyrin derivatives were prepared in which R2=Ph (7x Neil group), Xe=C1e, and R+ was a group shown in Table 2 below.

以下の第2表に、IH−NMR131P −NMRlI
Rの分析結果を示す。
Table 2 below shows IH-NMR131P-NMRlI
The analysis results of R are shown.

Claims (1)

【特許請求の範囲】[Claims] (1)一般式[ I ] ▲数式、化学式、表等があります▼・・・[ I ] (式中、R^1は、ヒドロキシル基もしくはフェニル基
で置換されていてもよいアルキル基、シクロアルキル基
、置換基を有していてもよいフェニル基またはアシル基
を示し、R^2は置換基を有していてもよいフェニル基
を示す。X^■は1価の陰イオンを示す。)で表わされ
るポルフィリン誘導体。
(1) General formula [I] ▲Mathematical formulas, chemical formulas, tables, etc.▼...[I] (In the formula, R^1 is an alkyl group, cycloalkyl, which may be substituted with a hydroxyl group or a phenyl group. (R^2 represents a phenyl group that may have a substituent. X^■ represents a monovalent anion.) A porphyrin derivative represented by
JP23938490A 1990-09-10 1990-09-10 Porphyrin derivative Expired - Lifetime JP2917471B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP23938490A JP2917471B2 (en) 1990-09-10 1990-09-10 Porphyrin derivative

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP23938490A JP2917471B2 (en) 1990-09-10 1990-09-10 Porphyrin derivative

Publications (2)

Publication Number Publication Date
JPH04120085A true JPH04120085A (en) 1992-04-21
JP2917471B2 JP2917471B2 (en) 1999-07-12

Family

ID=17043986

Family Applications (1)

Application Number Title Priority Date Filing Date
JP23938490A Expired - Lifetime JP2917471B2 (en) 1990-09-10 1990-09-10 Porphyrin derivative

Country Status (1)

Country Link
JP (1) JP2917471B2 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010209044A (en) * 2009-03-12 2010-09-24 Toyota Motor Corp Dinuclear metal complex and photocatalyst containing the same
US8846904B2 (en) 2009-10-07 2014-09-30 University Of Miyazaki Water-soluble porphyrin and process for production thereof
WO2015170562A1 (en) * 2014-05-08 2015-11-12 国立大学法人静岡大学 Phosphorus porphyrin compound, method for producing same, and biomolecule damaging agent

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2010209044A (en) * 2009-03-12 2010-09-24 Toyota Motor Corp Dinuclear metal complex and photocatalyst containing the same
US8846904B2 (en) 2009-10-07 2014-09-30 University Of Miyazaki Water-soluble porphyrin and process for production thereof
WO2015170562A1 (en) * 2014-05-08 2015-11-12 国立大学法人静岡大学 Phosphorus porphyrin compound, method for producing same, and biomolecule damaging agent
JPWO2015170562A1 (en) * 2014-05-08 2017-04-20 国立大学法人静岡大学 Limporphyrin compound, production method thereof, and biomolecule damaging agent

Also Published As

Publication number Publication date
JP2917471B2 (en) 1999-07-12

Similar Documents

Publication Publication Date Title
IL89119A (en) Platinum (iv) complexes for use in the treatment of tumors and pharmaceutical compositions containing them
Takeuchi et al. Synthesis and structure of the first donor-stabilized bis (silylene) manganese complex
Smith et al. Isolation and characterization of two new bacteriochlorophylls d bearing neopentyl substituents
Coskran et al. Polycyclic Group V Ligands. II. 2, 6, 7-Trioxa-1, 4-diphosphabicyclo [2.2. 2] octane and Derivatives
Chan et al. Nitrido-ruthenium (VI) and-osmium (VI) complexes containing chelating multianionic (N, O) ligands. Synthesis, crystal structures and reactions with triphenylphosphine
JPH04120085A (en) Porphyrin derivative
Rastogi et al. Synthesis, spectral characterization and ligation of N-[2-(Phenylseleno) ethyl] phthalimide
Poddel’skii et al. Triphenylantimony (V) Catecholates Based on o-Quinones, Derivatives of Benzo [b][1, 4]-Dioxines and Benzo [b][1, 4]-Dioxepines
Newkome et al. Chemistry of heterocyclic compounds. 77. Molecular tweezer-type ligands. A trigonal-bipyramidal copper (II)[5.8. 5] complex: synthesis and single-crystal x-ray structure determination
JP3160999B2 (en) Porphyrin derivative and method for producing the same
Aragay et al. Synthesis, characterization and X-ray crystal structure determination of cyclopalladated [Csp2, N, N′]−, zwitterionic and chelated compounds in the reaction of 3, 5-diphenyl-N-alkylaminopyrazole derived ligands with Pd (II)
Röder et al. Combining organometallic and Werner-type coordination sites in highly preorganized heterobimetallic systems
Sharutin et al. Tetra-and triarylantimony fluorobenzoates: synthesis and structures
Kato et al. Syntheses, structures, and reactivities of the sulfur-bridged trinuclear complexes [(L) Ru (CO)(PPh3)] 2 (. mu.-MS4)(L= PhNCHS, CH2CH2 (C5H4N), CH2CH2C (O) OMe; M= Mo, W). Photochemical and chemical reactions and isolation of a trinuclear complex having a coordinatively unsaturated ruthenium atom
Camus et al. Copper (II) nitrito complexes with 2, 2′-dipyridylamine. Crystal structures of the [(acetato)(2, 2′-dipyridylamine)(nitrito-O, O′) copper (II)] and [(2, 2′-dipyridylamine)(nitrito-O, O′)(μ-nitrito-O) copper (II)] 2· 2 (acetonitrile)
Necas et al. The synthesis and characterisation of bis (diisopropylphosphoryl) ferrocene Fe [(η5-C5H4) P (O) iPr2] 2, bis (diisopropylthiophosphoryl) ferrocene Fe [(η5-C5H4) P (S) iPr2] 2, and bis (diisopropylselenophosphoryl) ferrocene Fe [(η5-C5H4) P (Se) iPr2] 2, the oxidised derivatives of bis (diisopropylphosphino) ferrocene
Kuang et al. Reaction of M (CO) Cl (L) 2 with mercury (II) chloride (M= Ir, Rh; L= Ph2Ppy, P (fur) 3)(Ph2Ppy= 2-(diphenylphospino) pyridine, P (fur) 3= tri-(2-furyl) phosphine)
Xu et al. Synthesis and characterization of heterobimetallic complexes with bridging acyl groups:(CO) 4Fe (. mu.-C (R) O) M (CO) 4 (R= Ph, Me; M= Re, Mn)
JP3750011B2 (en) Method for producing metal complex and amino acid modified metal complex
Zhong et al. (. sigma.-Alkoxycarbonyl)(. sigma.-vinyl) bis (triphenylphosphine) platinum (II) complexes, possible models for the metal-catalyzed carbalkoxylation of electrophilic substrates
Jiang et al. Chiral ruthenium–terpyridine based metallodendrimers: facile synthesis, characterization, and photophysical studies
JPH05339233A (en) Squarylium compound
CN111362977B (en) Bimolecular polar compound and synthesis and application thereof
JP3653587B2 (en) Photoresponsive material and isomerization method
Kaminski et al. A convenient synthesis of selenocarboxamides from nitriles

Legal Events

Date Code Title Description
R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

R250 Receipt of annual fees

Free format text: JAPANESE INTERMEDIATE CODE: R250

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090423

Year of fee payment: 10

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20090423

Year of fee payment: 10

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100423

Year of fee payment: 11

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20100423

Year of fee payment: 11

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110423

Year of fee payment: 12

EXPY Cancellation because of completion of term
FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110423

Year of fee payment: 12