Product Name: |
Thiophenethiol |
Synonyms: |
2-THIENYL MERCAPTAN;2-THIOPHENETHIOL;2-THIOPHENTHIOL;Thienylmercaptan ;2-Mercaptothiophene~2-Thienyl mercaptan;2-MERCAPTOTHIOPHENE FEMA NO.--------;Thiophene-2-thiol,97%;Thiophene-2-thiol,96% |
CAS: |
7774-74-5 |
MF: |
C4H4S2 |
MW: |
116.2 |
EINECS: |
231-881-1 |
Product Categories: |
THIOL;Thiophene&Benzothiophene;thiol Flavor;Heterocycle-oher series |
Mol File: |
7774-74-5.mol |
|
Boiling point |
129 °C(lit.) |
density |
1.252 g/mL at 25 °C(lit.) |
FEMA |
3062 | 2-THIENYL MERCAPTAN |
refractive index |
n20/D 1.62(lit.) |
Fp |
150 °F |
storage temp. |
Store under inert gas |
pka |
6.38±0.43(Predicted) |
Sensitive |
Air Sensitive |
JECFA Number |
1052 |
BRN |
104650 |
InChIKey |
SWEDAZLCYJDAGW-UHFFFAOYSA-N |
CAS DataBase Reference |
7774-74-5(CAS DataBase Reference) |
NIST Chemistry Reference |
2-Thiophenethiol(7774-74-5) |
Hazard Codes |
Xi,Xn |
Risk Statements |
36/37/38-36/38-21/22-20/22 |
Safety Statements |
26-36-36/37/39 |
RIDADR |
UN3334 |
WGK Germany |
3 |
F |
10-13-23 |
Hazard Note |
Irritant |
HazardClass |
9 |
PackingGroup |
III |
HS Code |
29349990 |
Chemical Properties |
Clear yellowish to orange liquid |
Chemical Properties |
2-Thienyl mercaptan has a very unpleasant, burnt caramellic and sulfuraceous odor with a similar flavor. |
Preparation |
By heating sodium sulfosuccinate with phosphorous trichloride; also by reduction of thiophene-2-sulfonyl chloride. |