Thiophene-2-carboxylic acid
Names
[ CAS No. ]:
527-72-0
[ Name ]:
Thiophene-2-carboxylic acid
[Synonym ]:
2-Thiophenecarboxylic acid
thiophenic acid
thiofuroic acid
Thiophene-2-carboxylic acid
MFCD00005437
2-Thenoic Acid
THIOPHENECARBOXYLIC ACID
EINECS 208-423-4
2-Thiophenic acid
a-Thiophenecarboxylic Acid
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
260.0±0.0 °C at 760 mmHg
[ Melting Point ]:
125-127 °C(lit.)
[ Molecular Formula ]:
C5H4O2S
[ Molecular Weight ]:
128.149
[ Flash Point ]:
117.8±19.8 °C
[ Exact Mass ]:
127.993202
[ PSA ]:
65.54000
[ LogP ]:
1.57
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
1.607
[ Water Solubility ]:
80 g/L (20 ºC)
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- XM8330200
- CHEMICAL NAME :
- 2-Thiophenecarboxylic acid
- CAS REGISTRY NUMBER :
- 527-72-0
- BEILSTEIN REFERENCE NO. :
- 0110150
- LAST UPDATED :
- 199709
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C5-H4-O2-S
- MOLECULAR WEIGHT :
- 128.15
- WISWESSER LINE NOTATION :
- T5SJ BVQ
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1670 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- THERAP Therapie. (Doin, Editeurs, 8, Place de l'Odeon, F-75006 Paris, France) V.1- 1946- Volume(issue)/page/year: 26,831,1971
Safety Information
[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves
[ Hazard Codes ]:
Xi:Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36-S37/39
[ RIDADR ]:
NONH for all modes of transport
[ WGK Germany ]:
3
[ RTECS ]:
XM8330200
[ HS Code ]:
2934999090
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2934999090
[ Summary ]:
2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%
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