5-Hydroxybenzo[b]thiophene-3-carboxylic acid
5-羟基苯并[b]噻吩-3-甲酸
Also known as: 5-Hydroxy-1-benzothiophene-3-carboxylic acid, 5-hydroxy-3-benzo[b]thiophenecarboxylic acid, 5-hydroxybenzo[b]thiophene-3-carboxylic acid, Benzo[b]thiophene-3-carboxylic acid, 5-hydroxy-, Benzo[b]thiophene-3-carboxylic acid,5-hydroxy
5-Hydroxybenzo[b]thiophene-3-carboxylic acid (CAS 16304-39-5) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C9H6O3S and a molecular weight of 194.20700 g/mol. It is also known as 5-Hydroxy-1-benzothiophene-3-carboxylic acid, 5-hydroxy-3-benzo[b]thiophenecarboxylic acid and 5-hydroxybenzo[b]thiophene-3-carboxylic acid. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 16304-39-5
- Jingsj CID
- J-1187693-5
- Molecular Formula
- C9H6O3S
- Chinese Name
- 5-羟基苯并[b]噻吩-3-甲酸
- Molecular Weight
- 194.20700 g/mol
- Category
- Pharma Intermediates
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quoteFrequently Asked Questions
What is the CAS number of 5-Hydroxybenzo[b]thiophene-3-carboxylic acid?
The CAS number of 5-Hydroxybenzo[b]thiophene-3-carboxylic acid is 16304-39-5.
What are the molecular formula and molecular weight of 5-Hydroxybenzo[b]thiophene-3-carboxylic acid?
5-Hydroxybenzo[b]thiophene-3-carboxylic acid has molecular formula C9H6O3S and molecular weight 194.20700 g/mol.
Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "5-Hydroxybenzo[b]thiophene-3-carboxylic acid (CAS 16304-39-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1187693-5 (accessed 2026-10-25).
Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.