5-Methylthieno(3,2-b)thiophene-2-carboxylic acid
Basic information
- CAS
70060-21-8- Standard SMILES
Cc1cc2sc(C(=O)O)cc2s1- InChIKey
VOCYXBFIICKEKG-UHFFFAOYSA-N- Molecular formula
- C8H6O2S2
- Average molar mass
- 198.3 g/mol
- Monoisotopic mass
- 197.98092178
Names & identifiers
- Preferred name
- 5-Methylthieno(3,2-b)thiophene-2-carboxylic acid
- IUPAC
- 2-methylthieno[3,2-b]thiophene-5-carboxylic acid
- English name
- 5-methylthieno[3,2-b]thiophene-2-carboxylic acid
- Molecular formula
- C8H6O2S2
- Molecular weight
- 198.26204
Names & synonyms
5-methylthieno[3,2-b]thiophene-2-carboxylic acid70060-21-85-Methylthieno(3,2-b)thiophene-2-carboxylic acidRefChem:537349816-814-12-methylthieno[3,2-b]thiophene-5-carboxylic acidAI-942/13331124SCHEMBL4405819VCA06021MFCD01927168SY363770CS-0232462
Show more names
5-methylthieno[3,2-b]thiophene-2-carboxylicacidEN300-1272650
Database identifiers
- CAS
70060-21-8- PubChem CID
- 901435
- EC Number
- 816-814-1
Properties
Computed structural properties
- XLogP
- 3
- Topological polar surface area
- 93.8 Ų
- Hydrogen bond donors
- 1
- Hydrogen bond acceptors
- 4
- Rotatable bonds
- 1
- Heavy atoms
- 12
- Formal charge
- 0
- Complexity
- 207
Physicochemical properties
- Symbol(GHS)
- 7 · GHS07
- Signal word
- Warning
- Hazard statements
- 319 · H319-H315-H302-H335
- Precautionary statements
- 264 · P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501
Safety & regulation
Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.
GHS classification
GHS Classification
Warning
H302 (100%): Harmful if swallowed [Warning Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P317, P302+P352, P304+P340, P305+P351+P338, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
The GHS information provided by 1 company from 1 notification to the ECHA C&L Inventory.
Hazard information
Hazard Classes and CategoriesAcute Tox. 4 (100%)
Safety data
- Signal word
- Warning
- Symbol(GHS)
- GHS07
- Hazard statements
- H319-H315-H302-H335
- Precautionary statements
- P264-P280-P305+P351+P338-P337+P313P-P264-P280-P302+P352-P321-P332+P313-P362-P264-P270-P301+P312-P330-P501
Suppliers
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Related reactions
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Compound notes
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