JPS6154182B2 - - Google Patents
Info
- Publication number
- JPS6154182B2 JPS6154182B2 JP56029997A JP2999781A JPS6154182B2 JP S6154182 B2 JPS6154182 B2 JP S6154182B2 JP 56029997 A JP56029997 A JP 56029997A JP 2999781 A JP2999781 A JP 2999781A JP S6154182 B2 JPS6154182 B2 JP S6154182B2
- Authority
- JP
- Japan
- Prior art keywords
- mol
- sulfur dioxide
- methanol
- amine
- titrant
- 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.)
- Expired
Links
- RAHZWNYVWXNFOC-UHFFFAOYSA-N Sulphur dioxide Chemical compound O=S=O RAHZWNYVWXNFOC-UHFFFAOYSA-N 0.000 claims description 65
- 150000001412 amines Chemical class 0.000 claims description 27
- 239000000203 mixture Substances 0.000 claims description 17
- ZBCBWPMODOFKDW-UHFFFAOYSA-N diethanolamine Chemical compound OCCNCCO ZBCBWPMODOFKDW-UHFFFAOYSA-N 0.000 claims description 9
- HZAXFHJVJLSVMW-UHFFFAOYSA-N 2-Aminoethan-1-ol Chemical group NCCO HZAXFHJVJLSVMW-UHFFFAOYSA-N 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 6
- GSEJCLTVZPLZKY-UHFFFAOYSA-N Triethanolamine Chemical compound OCCN(CCO)CCO GSEJCLTVZPLZKY-UHFFFAOYSA-N 0.000 claims description 4
- IMFACGCPASFAPR-UHFFFAOYSA-N tributylamine Chemical compound CCCCN(CCCC)CCCC IMFACGCPASFAPR-UHFFFAOYSA-N 0.000 claims description 4
- 125000004430 oxygen atom Chemical group O* 0.000 claims description 3
- LENZDBCJOHFCAS-UHFFFAOYSA-N tris Chemical compound OCC(N)(CO)CO LENZDBCJOHFCAS-UHFFFAOYSA-N 0.000 claims description 3
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims description 2
- 150000001732 carboxylic acid derivatives Chemical class 0.000 claims 1
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 85
- 239000003153 chemical reaction reagent Substances 0.000 description 22
- 238000004448 titration Methods 0.000 description 19
- 239000000243 solution Substances 0.000 description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 17
- JUJWROOIHBZHMG-UHFFFAOYSA-N Pyridine Chemical compound C1=CC=NC=C1 JUJWROOIHBZHMG-UHFFFAOYSA-N 0.000 description 16
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 description 15
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 description 14
- 229910052740 iodine Inorganic materials 0.000 description 14
- 239000011630 iodine Substances 0.000 description 14
- 239000007788 liquid Substances 0.000 description 10
- UMJSCPRVCHMLSP-UHFFFAOYSA-N pyridine Natural products COC1=CC=CN=C1 UMJSCPRVCHMLSP-UHFFFAOYSA-N 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 7
- 238000002360 preparation method Methods 0.000 description 7
- 238000001816 cooling Methods 0.000 description 5
- WGYKZJWCGVVSQN-UHFFFAOYSA-N propylamine Chemical compound CCCN WGYKZJWCGVVSQN-UHFFFAOYSA-N 0.000 description 4
- XNWFRZJHXBZDAG-UHFFFAOYSA-N 2-METHOXYETHANOL Chemical compound COCCO XNWFRZJHXBZDAG-UHFFFAOYSA-N 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 description 3
- ZMANZCXQSJIPKH-UHFFFAOYSA-N Triethylamine Chemical compound CCN(CC)CC ZMANZCXQSJIPKH-UHFFFAOYSA-N 0.000 description 3
- -1 amine sulfur dioxide Chemical class 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- PAYRUJLWNCNPSJ-UHFFFAOYSA-N Aniline Chemical compound NC1=CC=CC=C1 PAYRUJLWNCNPSJ-UHFFFAOYSA-N 0.000 description 2
- ZRALSGWEFCBTJO-UHFFFAOYSA-N Guanidine Chemical compound NC(N)=N ZRALSGWEFCBTJO-UHFFFAOYSA-N 0.000 description 2
- SMWDFEZZVXVKRB-UHFFFAOYSA-N Quinoline Chemical compound N1=CC=CC2=CC=CC=C21 SMWDFEZZVXVKRB-UHFFFAOYSA-N 0.000 description 2
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 150000007513 acids Chemical class 0.000 description 2
- VKYKSIONXSXAKP-UHFFFAOYSA-N hexamethylenetetramine Chemical compound C1N(C2)CN3CN1CN2C3 VKYKSIONXSXAKP-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000002244 precipitate Substances 0.000 description 2
- 238000001556 precipitation Methods 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 1
- XVMSFILGAMDHEY-UHFFFAOYSA-N 6-(4-aminophenyl)sulfonylpyridin-3-amine Chemical compound C1=CC(N)=CC=C1S(=O)(=O)C1=CC=C(N)C=N1 XVMSFILGAMDHEY-UHFFFAOYSA-N 0.000 description 1
- JLTDJTHDQAWBAV-UHFFFAOYSA-N N,N-dimethylaniline Chemical compound CN(C)C1=CC=CC=C1 JLTDJTHDQAWBAV-UHFFFAOYSA-N 0.000 description 1
- CHJJGSNFBQVOTG-UHFFFAOYSA-N N-methyl-guanidine Natural products CNC(N)=N CHJJGSNFBQVOTG-UHFFFAOYSA-N 0.000 description 1
- LSNNMFCWUKXFEE-UHFFFAOYSA-N Sulfurous acid Chemical compound OS(O)=O LSNNMFCWUKXFEE-UHFFFAOYSA-N 0.000 description 1
- 150000001298 alcohols Chemical class 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 150000001735 carboxylic acids Chemical class 0.000 description 1
- 239000003638 chemical reducing agent Substances 0.000 description 1
- HPNMFZURTQLUMO-UHFFFAOYSA-N diethylamine Chemical compound CCNCC HPNMFZURTQLUMO-UHFFFAOYSA-N 0.000 description 1
- SWSQBOPZIKWTGO-UHFFFAOYSA-N dimethylaminoamidine Natural products CN(C)C(N)=N SWSQBOPZIKWTGO-UHFFFAOYSA-N 0.000 description 1
- IUNMPGNGSSIWFP-UHFFFAOYSA-N dimethylaminopropylamine Chemical compound CN(C)CCCN IUNMPGNGSSIWFP-UHFFFAOYSA-N 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003925 fat Substances 0.000 description 1
- 235000019253 formic acid Nutrition 0.000 description 1
- 239000004312 hexamethylene tetramine Substances 0.000 description 1
- 235000010299 hexamethylene tetramine Nutrition 0.000 description 1
- XMBWDFGMSWQBCA-UHFFFAOYSA-N hydrogen iodide Chemical compound I XMBWDFGMSWQBCA-UHFFFAOYSA-N 0.000 description 1
- 229940071870 hydroiodic acid Drugs 0.000 description 1
- 125000002887 hydroxy group Chemical group [H]O* 0.000 description 1
- JJWLVOIRVHMVIS-UHFFFAOYSA-N isopropylamine Chemical compound CC(C)N JJWLVOIRVHMVIS-UHFFFAOYSA-N 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229960004011 methenamine Drugs 0.000 description 1
- 150000007522 mineralic acids Chemical class 0.000 description 1
- QJGQUHMNIGDVPM-UHFFFAOYSA-N nitrogen group Chemical group [N] QJGQUHMNIGDVPM-UHFFFAOYSA-N 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 235000006408 oxalic acid Nutrition 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000012085 test solution Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N31/00—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods
- G01N31/16—Investigating or analysing non-biological materials by the use of the chemical methods specified in the subgroup; Apparatus specially adapted for such methods using titration
- G01N31/168—Determining water content by using Karl Fischer reagent
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE3008421A DE3008421C2 (de) | 1980-03-05 | 1980-03-05 | Titrationsmittel und seine Verwendung |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56137250A JPS56137250A (en) | 1981-10-27 |
JPS6154182B2 true JPS6154182B2 (xx) | 1986-11-21 |
Family
ID=6096337
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2999781A Granted JPS56137250A (en) | 1980-03-05 | 1981-03-04 | Titrating agent and method of using same |
JP60184338A Granted JPS61111463A (ja) | 1980-03-05 | 1985-08-23 | 滴定剤 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP60184338A Granted JPS61111463A (ja) | 1980-03-05 | 1985-08-23 | 滴定剤 |
Country Status (3)
Country | Link |
---|---|
JP (2) | JPS56137250A (xx) |
DE (1) | DE3008421C2 (xx) |
ZA (1) | ZA811422B (xx) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3010436A1 (de) * | 1980-03-19 | 1981-09-24 | Merck Patent Gmbh, 6100 Darmstadt | Pyridinfreies karl-fischer-reagenz und verfahren zur bestimmung von wasser mit hilfe dieses reagenzes |
US4720464A (en) * | 1983-12-28 | 1988-01-19 | Mitsubishi Chemical Industries, Limited | Electrolytes for Karl Fischer coulometric titration |
DE3407014A1 (de) * | 1984-02-27 | 1985-08-29 | Merck Patent Gmbh, 6100 Darmstadt | Karl-fischer-reagenz und verfahren zur bestimmung von wasser mit hilfe dieses reagenzes |
DE3904992A1 (de) * | 1989-02-18 | 1990-08-23 | Riedel De Haen Ag | Reagenz fuer die coulometrische wasserbestimmung |
JP2563881B2 (ja) * | 1993-08-31 | 1996-12-18 | 道弘 村瀬 | 曲げ加工部を有する化粧板およびその製造方法 |
-
1980
- 1980-03-05 DE DE3008421A patent/DE3008421C2/de not_active Expired
-
1981
- 1981-03-04 JP JP2999781A patent/JPS56137250A/ja active Granted
- 1981-03-04 ZA ZA00811422A patent/ZA811422B/xx unknown
-
1985
- 1985-08-23 JP JP60184338A patent/JPS61111463A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
DE3008421A1 (de) | 1981-09-10 |
JPS56137250A (en) | 1981-10-27 |
JPH0252219B2 (xx) | 1990-11-09 |
JPS61111463A (ja) | 1986-05-29 |
ZA811422B (en) | 1982-04-28 |
DE3008421C2 (de) | 1982-08-26 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4429048A (en) | Aliphatic amine-containing Karl Fischer titration agent and method for using it | |
US4550083A (en) | Karl-Fischer reagent and procedure for the determination of water using it | |
Woodward et al. | The Reaction of Cysteine with Acetone. A Note on the Titration of Cysteine by the Acetone—Hydrochloric Acid Method of Linderstrˇom-Lang | |
JPS6154182B2 (xx) | ||
DE2823342A1 (de) | Gamma-glutamyl-p-aminoanilid-derivate, verfahren zu deren herstellung und deren verwendung | |
US4385124A (en) | Reagent for the quantitative determination of water and its use therefor | |
JP7513630B2 (ja) | カールフィッシャー滴定のための試薬組成物及び方法 | |
US4703014A (en) | Karl-Fischer reagent and process for the determination of water | |
US3119668A (en) | Sulfhydryl tests and compounds therefor | |
JPH0250424B2 (xx) | ||
US4416997A (en) | Pyridine-free Karl Fischer reagent useful in determining water | |
Bryant et al. | 169. A conductimetric study of acid–base interactions in non-aqueous media | |
US5453377A (en) | Methods for making iodine-free Karl Fischer reagents | |
Holm et al. | The quantitative determination of tryptophan | |
EP0046819B1 (en) | Reagent for the quantitative determination of water and its use therefor | |
JPH075151A (ja) | 水を測定するための方法と試薬 | |
JPH0854383A (ja) | カールフィッシャー試薬 | |
Mitchell Jr et al. | Analytical Procedures Employing Karl Fischer Reagent. 1 VI. The Determination of Carbonyl Compounds | |
Yoshida | Reaction of Xanthates with t-Amines. VI. The Reaction Mechanism | |
US5389545A (en) | Reagents, methods and kits for water determination | |
Vink et al. | The constitution of the grignard reagent: VIII. The structure of complexes between ethylmagnesium bromide and 1-ethoxy-2-methylbutane | |
Patai et al. | The kinetics of the Knoevenagel-Doebner reaction | |
Wang et al. | The determination of unreacted amines in long chain amine oxides by potentiometric titration | |
SU1479855A1 (ru) | Способ количественного определени 2,4-(дитретамилфенокси)уксусной кислоты | |
McDermott et al. | Basicity of nitrogen–sulphur (VI) compounds. Part 5. Ionization of trisubstituted sulphamides |