KR940002264A - Method for preparing O-ethyl-S, S-dipropyl phosphorodithioate - Google Patents

Method for preparing O-ethyl-S, S-dipropyl phosphorodithioate Download PDF

Info

Publication number
KR940002264A
KR940002264A KR1019920012544A KR920012544A KR940002264A KR 940002264 A KR940002264 A KR 940002264A KR 1019920012544 A KR1019920012544 A KR 1019920012544A KR 920012544 A KR920012544 A KR 920012544A KR 940002264 A KR940002264 A KR 940002264A
Authority
KR
South Korea
Prior art keywords
ethyl
normal propyl
dipropylphosphorodithioate
preparing
amount
Prior art date
Application number
KR1019920012544A
Other languages
Korean (ko)
Other versions
KR950004178B1 (en
Inventor
이주열
한임교
이승소
Original Assignee
오재덕
한국화약주식회사
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 오재덕, 한국화약주식회사 filed Critical 오재덕
Priority to KR1019920012544A priority Critical patent/KR950004178B1/en
Publication of KR940002264A publication Critical patent/KR940002264A/en
Application granted granted Critical
Publication of KR950004178B1 publication Critical patent/KR950004178B1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07F—ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM
    • C07F9/00—Compounds containing elements of Groups 5 or 15 of the Periodic Table
    • C07F9/02—Phosphorus compounds
    • C07F9/28—Phosphorus compounds with one or more P—C bonds
    • C07F9/38—Phosphonic acids [RP(=O)(OH)2]; Thiophosphonic acids ; [RP(=X1)(X2H)2(X1, X2 are each independently O, S or Se)]

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Molecular Biology (AREA)

Abstract

본 발명은 유기인계 농약인 O-에틸-S,S-디프로필 포스포로디티오에이트의 제조방법에 관한 것으로, 좀더 구체적으로는 노르말프로필메르캅탄을 알칼리 수용액보다 과량으로 사용하여 노르말프로필메르캅탄염을 합성하고, 노르말프로필메르캅탄염과 O-에틸포스포로디클로리데이트를 물 존재하에서 반응시켜 O-에틸-S,S-디프로필 포스포로디티오에이트를 제조하는 방법에 관한 것이다.The present invention relates to a method for preparing O-ethyl-S, S-dipropyl phosphorodithioate, which is an organophosphorus pesticide, and more specifically, normal profile mercaptan salt using an excess amount of normal propyl mercaptan than an aqueous alkali solution. And a method for producing O-ethyl-S, S-dipropyl phosphorodithioate by reacting normal propyl mercaptan salt with O-ethylphosphorodichlorate in the presence of water.

Description

O-에틸-S, S-디프로필 포스포로디티오에이트의 제조방법Method for preparing O-ethyl-S, S-dipropyl phosphorodithioate

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

Claims (10)

O-에틸-S, S-디프로필포스포로디티오에이트를 제조하는데 있어서, 산성담체로서 알칼리수용액을 사용하고, 노르말프로필메르캅탄을 알칼리 수용액보다 과량으로 사용하여 노르말프로필메르캅탄염을 합성하고, 노르말프로필메르캅탄염과 O-에틸포스포로디클로리데이트를물존재하에서 반응시킨후, 미반응 노르말프로필메르캅탄염은 산화 반응시켜 노르말프로필메르캅탄으로 회수하는 것을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.In preparing O-ethyl-S and S-dipropylphosphorodithioate, an alkaline aqueous solution is used as an acid carrier, and normal propyl mercaptan salt is synthesized using an excess of normal propyl mercaptan over an aqueous alkaline solution, After reacting the normal propyl mercaptan salt with O-ethylphosphorodichlorate in the presence of water, the unreacted normal propyl mercaptan salt is oxidized to be recovered as normal propyl mercaptan. , S-dipropylphosphorodithioate. 제1항에 있어서, 상기 알카리가 소디움하이드록사이드, 포타시움하이드록사이드 또는 암모니움하이드록사이드임을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method for preparing O-ethyl-S and S-dipropylphosphorodithioate according to claim 1, wherein the alkali is sodium hydroxide, potassium hydroxide or ammonium hydroxide. 제1항에 있어서, 상기 노르말프로필메르캅탄의 양이 알칼리 수용액에 대하여 10∼200% 과량으로 사용하는 것을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method for producing O-ethyl-S and S-dipropylphosphorodithioate according to claim 1, wherein the amount of the normal propyl mercaptan is used in an excess of 10 to 200% with respect to the aqueous alkali solution. 제1항에 있어서, 상기 노르말프로필메르캅탄염의 양이 O-에틸포스포로디클로리데이트에 대하여 10∼300% 과량으로 사용하는 것을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.[Claim 2] The O-ethyl-S and S-dipropylphosphorodith according to claim 1, wherein the amount of the normal propyl mercaptan salt is used in an amount of 10 to 300% excess of O-ethylphosphorodichlorate. Method of preparing Oate. O-에틸-S, S-디프로필포스포로디티오에이트를 제조하는데 있어서, 극성용매 또는 극성용매와 물의 합성용매하에서 노로말프로필메르캅탄을 알칼리 수용액보다 과량으로 사용하여 노로말프로필메르캅단염을 합성하고, 노르말프로필메르캅단염과 O-에틸포스포로디클로리데이트를 반응시킨 후, 물을 넣고 교반후 용매를 회수하는 것을 특징으로 하는 0-에틸-S,S-디프로필포스포로디티오에이트의 제조방법.In the preparation of O-ethyl-S and S-dipropylphosphorodithioate, the normal nomalpropyl mercaptan salt is used by using an excess of normal nomalpropyl mercaptan in an aqueous solution of a polar solvent or a synthetic solvent of the polar solvent and water. 0-ethyl-S, S-dipropylphosphorodithio, characterized in that after the synthesis and the reaction of normal propyl mercapdan salt and O-ethyl phosphodichlorochloride, the solvent is recovered after stirring with water Method of preparing the eight. 제5항에 있어서, 상기 알칼리가 소디움하이드록사이드, 포타시움하이드록사이드 또는 암모니움하이드록사이드임을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method for preparing O-ethyl-S, S-dipropylphosphorodithioate according to claim 5, wherein the alkali is sodium hydroxide, potassium hydroxide or ammonium hydroxide. 제5항에 있어서, 상기 노르말프로필메르캅탄의 양이 알칼리 수용액에 대하여 10∼200% 과량으로 사용하는 것을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method for producing O-ethyl-S and S-dipropylphosphorodithioate according to claim 5, wherein the amount of the normal propyl mercaptan is used in an amount of 10 to 200% of the aqueous alkali solution. 제5항에 있어서, 상기 노르말프로필메르캅탄염의 양이 O-에틸포스포로디클로리데이트에 대하여 10∼300% 과량으로 사용하는 것을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.6. The O-ethyl-S and S-dipropylphosphorodities according to claim 5, wherein the amount of the normal propyl mercaptan salt is used in an amount of 10 to 300% excess of O-ethylphosphorodichlorate. Method of preparing Oate. 제5항에 있어서, 상기 극성용매가 1,4-디옥산, 테트라하이드로퓨란 또는 디메틸설퍼옥사이드임을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method of claim 5, wherein the polar solvent is 1,4-dioxane, tetrahydrofuran or dimethyl sulfoxide. 제5항에 있어서, 상기 혼합용매의 극성용매와 물의 혼합비가 7 : 1∼9.5 : 0.5임을 특징으로 하는 O-에틸-S, S-디프로필포스포로디티오에이트의 제조방법.The method for producing O-ethyl-S and S-dipropylphosphorodithioate according to claim 5, wherein the mixing ratio of the polar solvent and water of the mixed solvent is 7: 1 to 9.5: 0.5. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019920012544A 1992-07-14 1992-07-14 Method of preparing o-ethyl-s,s-dipropye phosphorodithioate KR950004178B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019920012544A KR950004178B1 (en) 1992-07-14 1992-07-14 Method of preparing o-ethyl-s,s-dipropye phosphorodithioate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019920012544A KR950004178B1 (en) 1992-07-14 1992-07-14 Method of preparing o-ethyl-s,s-dipropye phosphorodithioate

Publications (2)

Publication Number Publication Date
KR940002264A true KR940002264A (en) 1994-02-17
KR950004178B1 KR950004178B1 (en) 1995-04-27

Family

ID=19336329

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019920012544A KR950004178B1 (en) 1992-07-14 1992-07-14 Method of preparing o-ethyl-s,s-dipropye phosphorodithioate

Country Status (1)

Country Link
KR (1) KR950004178B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010078625A (en) * 2000-02-09 2001-08-21 이상옥 Cooker

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20010078625A (en) * 2000-02-09 2001-08-21 이상옥 Cooker

Also Published As

Publication number Publication date
KR950004178B1 (en) 1995-04-27

Similar Documents

Publication Publication Date Title
KR840004437A (en) Process for preparing crystalline benzenesulfonate salt of sulfamicillin
KR900011713A (en) Method for preparing α-hydroxy carboxylic acid amide
KR940002264A (en) Method for preparing O-ethyl-S, S-dipropyl phosphorodithioate
CN1984569B (en) Preparation of 4-ketolutein and use as a food additive
KR850001731A (en) Method for preparing azulene derivatives
KR840004926A (en) Method for preparing β-modification of novel C.I.red dye 53: 1
ATE220662T1 (en) METHOD FOR PRODUCING A FATTY ACID ACYL ISETHIONATE SALT
KR940701401A (en) Method for preparing organic salt of N-phosphonomethylglycine
US4645627A (en) Salts of acid ether sulphates and a process for the preparation of these salts
TW347382B (en) Process for producing 4,6-bis(substituted)phenylazoresorcinols
JPS5625493A (en) Preparing recording material composition
KR860000255A (en) Method for preparing amine derivative
KR840005085A (en) Process for preparing salts of N- (4-trifluoromethylphenyl) -tetrachlorophthalamic acid
GB1472735A (en) Process for producing metal salts from organosulphonic acids
DE3683952D1 (en) METHOD FOR PRODUCING AN AQUEOUS SOLUTION OF A HETEROPOLYSACCHARID.
KR840008283A (en) Method for preparing biponazole composition
KR920007988A (en) Method for preparing 4,4'-diaminostilben-2, 2'-disulfonic acid
KR930019636A (en) Preparation of 1-propargylimidazolidine-2,4-dione
KR920701101A (en) Preparation of Phenylhydroquinone
KR950025023A (en) Method for preparing 2 ', 3'-dichloro-4-ethoxymethoxybenzanilide
GB1496953A (en) Process for the production of sulphonic acid hydroxy amides
KR950018152A (en) Method for producing polyester having good hydrolysis property in alkaline aqueous solution
EP0111569A4 (en) Hydroxyalkanesulfonic acids and their derivatives, and process for their preparation.
KR950008484A (en) Preparation of 1,2-pyrazolidin-4-yl-disulfide compound
KR960041319A (en) Manufacturing method of powdery soil soaking

Legal Events

Date Code Title Description
A201 Request for examination
G160 Decision to publish patent application
E701 Decision to grant or registration of patent right
GRNT Written decision to grant
FPAY Annual fee payment

Payment date: 20040331

Year of fee payment: 12

LAPS Lapse due to unpaid annual fee