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| CAS No.: | 3695-77-0 |
|---|---|
| Name: | TRIPHENYLMETHYL MERCAPTAN |
| Article Data: | 24 |
| Molecular Structure: | |
|
|
|
| Formula: | C19H16 S |
| Molecular Weight: | 276.402 |
| Synonyms: | Methanethiol,triphenyl- (7CI,8CI); Hydrotriphenylsulfur; NSC 22520; Triphenylmethanethiol;Triphenylmethyl mercaptan; Triphenylmethylthiol; Trityl mercaptan; Tritylthiol;a,a-Diphenylbenzenemethanethiol |
| EINECS: | 223-020-3 |
| Density: | 1.119 g/cm3 |
| Melting Point: | 104-106 °C(lit.) |
| Boiling Point: | 403.8 °C at 760 mmHg |
| Flash Point: | 166.5 °C |
| Solubility: | insoluble in water |
| Appearance: | yellow-tan Powder |
| Hazard Symbols: |
 Xn
|
| Risk Codes: | 20 |
| Safety: | Poison by intravenous route. When heated to decomposition it emits toxic fumes of SOx. See also SULFIDES. |
| PSA: | 38.80000 |
| LogP: | 4.90830 |
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| Conditions | Yield |
|---|---|
| With Lawessons reagent In 1,2-dimethoxyethane for 15h; Mechanism; Ambient temperature; various alcohols, other solvents, other temperatures; | 100% |
| With Lawessons reagent In toluene for 0.2h; Quantum yield; Heating; DME, room temperature; | 100% |
| With Lawessons reagent In 1,2-dimethoxyethane for 15h; Ambient temperature; | 100% |
- 3695-77-0
triphenylmethanethiol
| Conditions | Yield |
|---|---|
| With DL-dithiothreitol; triethylamine In tetrahydrofuran; water at 20℃; for 0.25h; | 96% |
| Conditions | Yield |
|---|---|
| With methanol; tetra-n-butylammonium cyanide In chloroform at 20℃; for 3h; | 92% |
| Conditions | Yield |
|---|---|
| In ethyl acetate for 13h; Heating; | A 26% B 23% C 69% |
- 80345-24-0
endo-2-chloro-exo-1-(triphenylmethyldithio)bicyclo<2.2.1>heptane
A
- 3695-77-0
triphenylmethanethiol
B
- 76-83-5
trityl chloride
| Conditions | Yield |
|---|---|
| In ethyl acetate for 40h; Heating; | A 21% B 19% C 68% |
- 1277170-50-9
(1,1-dimethylethyl)dimethyl[[(triphenylmethyl)thio]methoxy]silane
- 3695-77-0
triphenylmethanethiol
| Conditions | Yield |
|---|---|
| With tetrabutyl ammonium fluoride In tetrahydrofuran at -78℃; for 0.25h; | 68% |
| With tetrabutyl ammonium fluoride In tetrahydrofuran at -78 - -10℃; for 0.3h; | 68% |
| Conditions | Yield |
|---|---|
| In ethyl acetate for 10h; Heating; | A 27% B 19% C 67% |
| Conditions | Yield |
|---|---|
| In ethyl acetate for 8h; Heating; | A 24% B 20% C 65% |
| Conditions | Yield |
|---|---|
| In ethyl acetate for 15h; Heating; | A 28% B 21% C 65% |
- 513-81-5
2,3-dimethyl-buta-1,3-diene
A
- 3695-77-0
triphenylmethanethiol
B
- 18655-88-4
1,2-dithia-4,5-dimethyl-4-cyclohexene
C
- 139174-04-2
1,2,3,4-tetrathia-6,7-dimethyl-6-cyclooctene
| Conditions | Yield |
|---|---|
| With trans-2-chloro-1-(triphenylmethyltrithio)cyclohexane In ethyl acetate for 15h; Heating; Further byproducts given; | A 29% B 8% C 63% D 12% |
| With trans-2-chloro-1-(triphenylmethyldithio)cyclohexane In ethyl acetate for 10h; Heating; Further byproducts given; | A 28% B 10% C 58% D 16% |
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Chemistry
IUPAC Name:triphenylmethanethiol
Molecular Formula:C19H16S
Molecular Weight:276.395340 g/mol
Appearance:cream-pale yellow powder
Melting Point:104-106 °C(lit.)
Boiling Point:403.8 °C at 760 mmHg
Flash Point:166.5 °C
BRN:2113168
EINECS:223-020-3
Synonyms of TRIPHENYLMETHANETHIOL(3695-77-0):
TRIPHENYLMETHYL MERCAPTAN;TIMTEC-BB SBB007907;TRIPHENYLMETHYL MERCAPTAN;TRIPHENYLMETHANETHIOL;TRITYLTHIOL;TRITYL MERCAPTAN;alpha,alpha-diphenyl-benzenemethanethio;alpha,alpha-diphenylbenzenemethanethiol;Benzenemethanethiol, alpha,alpha-diphenyl-
Toxicity Data With Reference
| 1. | ivn-mus LD50:180 mg/kg | CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010) NX#04016 . |
Consensus Reports
Safety Profile
Hazard Codes:Xn
Risk Statements:20
20:Harmful by inhalation
Safety Statements:23
23:Do not breathe gas/fumes/vapor/spray (appropriate wording to be specified by the manufacturer)
WGK Germany:3
RTECS:PB5335000
F:10-13
Poison by intravenous route. When heated to decomposition it emits toxic fumes of SOx. See also SULFIDES.
Specification
First Aid Measures of TRIPHENYLMETHANETHIOL(3695-77-0):
Eyes:Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid immediately.
Skin:Get medical aid. Flush skin with plenty of water for at least 15 minutes while removing contaminated clothing and shoes. Remove contaminated clothing and shoes.
Ingestion:If victim is conscious and alert, give 2-4 cupfuls of milk or water. Get medical aid immediately.
Inhalation:Get medical aid immediately. Remove from exposure and move to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen.
Storage of TRIPHENYLMETHANETHIOL(3695-77-0):
Store in a cool, dry place. Keep container closed when not in use.