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Product Name: |
Thiophenethiol |
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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% |
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CAS: |
7774-74-5 |
|
MF: |
C4H4S2 |
|
MW: |
116.2 |
|
EINECS: |
231-881-1 |
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Product Categories: |
THIOL;Thiophene&Benzothiophene;thiol Flavor;Heterocycle-oher series |
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Mol File: |
7774-74-5.mol |
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Boiling point |
129 °C(lit.) |
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density |
1.252 g/mL at 25 °C(lit.) |
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FEMA |
3062 | 2-THIENYL MERCAPTAN |
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refractive index |
n20/D 1.62(lit.) |
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Fp |
150 °F |
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storage temp. |
Store under inert gas |
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pka |
6.38±0.43(Predicted) |
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Sensitive |
Air Sensitive |
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JECFA Number |
1052 |
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BRN |
104650 |
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InChIKey |
SWEDAZLCYJDAGW-UHFFFAOYSA-N |
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CAS DataBase Reference |
7774-74-5(CAS DataBase Reference) |
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NIST Chemistry Reference |
2-Thiophenethiol(7774-74-5) |
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Hazard Codes |
Xi,Xn |
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Risk Statements |
36/37/38-36/38-21/22-20/22 |
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Safety Statements |
26-36-36/37/39 |
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RIDADR |
UN3334 |
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WGK Germany |
3 |
|
F |
10-13-23 |
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Hazard Note |
Irritant |
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HazardClass |
9 |
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PackingGroup |
III |
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HS Code |
29349990 |
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Chemical Properties |
Clear yellowish to orange liquid |
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Chemical Properties |
2-Thienyl mercaptan has a very unpleasant, burnt caramellic and sulfuraceous odor with a similar flavor. |
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Preparation |
By heating sodium sulfosuccinate with phosphorous trichloride; also by reduction of thiophene-2-sulfonyl chloride. |
