4-methylthiophene-2-carbonyl chloride
Also known as: 2-(Chlorocarbonyl)-4-methylthiophene, 4-methyl-2-thiophenecarbonyl chloride, 4-methyl-thiophene-2-carbonyl chloride, 4-methyl-thiophene-2-carboxylic acid chloride, 2-Thiophenecarbonyl chloride, 4-methyl-
4-methylthiophene-2-carbonyl chloride (CAS 32990-47-9) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C6H5ClOS and a molecular weight of 160.62100 g/mol. Key properties include a boiling point of 232.9ºC at 760mmHg, a density of 1.32g/cm3 and a flash point of 94.6ºC. It is classified under GHS with signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 32990-47-9
- Jingsj CID
- J-1508302-0
- Molecular Formula
- C6H5ClOS
- Molecular Weight
- 160.62100 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 232.9ºC at 760mmHg |
|---|---|
| Density | 1.32g/cm3 |
| Flash Point | 94.6ºC |
| Exact Mass | 159.97500 |
| PSA | 45.31000 |
| LogP | 2.43550 |
| Refractive Index | n20/D 1.581(lit.) |
| Storage Conditions | 2-8°C |
GHS Safety & Compliance
- H314 — Causes severe skin burns and eye damage
Customs & Trade Information
| HS Code | 2934999090 |
|---|---|
| Summary | 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of 4-methylthiophene-2-carbonyl chloride?
The CAS number of 4-methylthiophene-2-carbonyl chloride is 32990-47-9.
What are the molecular formula and molecular weight of 4-methylthiophene-2-carbonyl chloride?
4-methylthiophene-2-carbonyl chloride has molecular formula C6H5ClOS and molecular weight 160.62100 g/mol.
Is 4-methylthiophene-2-carbonyl chloride hazardous?
4-methylthiophene-2-carbonyl chloride has GHS signal word Danger and hazard statements H314 — Causes severe skin burns and eye damage.
What are the upstream and downstream products of 4-methylthiophene-2-carbonyl chloride?
For 4-methylthiophene-2-carbonyl chloride, Upstream Products: 4-Methylthiophene-2-carboxylic acid; Downstream Products: Methyl 4-methylthiophene-2-carboxylate, 4-Methylthiophene-2-carboxylic acid, 4-Methylthiophene-2-carboxamide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "4-methylthiophene-2-carbonyl chloride (CAS 32990-47-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1508302-0 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.