Acipimox
Also known as: 5-methylpyrazine-2-carboxylic acid 4-oxide, 5-methyl-4-oxidopyrazin-4-ium-2-carboxylic acid, 2-carboxy-5-methylpyrazine 4-oxide, Olbemox, Olbetam, K-9321, 5-methyl-4-oxido-2-pyrazin-4-iumcarboxylic acid, 5-Carboxy-2-methylpyrazine 1-oxide, 2-Pyrazinecarboxylic acid, 5-methyl-, 4-oxide
Acipimox (CAS 51037-30-0) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C6H6N2O3 and a molecular weight of 154.123 g/mol. Key properties include a melting point of 177-180 °C, a boiling point of 539.0±45.0 °C at 760 mmHg, a density of 1.4±0.1 g/cm3 and a flash point of 279.8±28.7 °C. It is classified under GHS with signal word Warning and hazard statements H319 — Causes serious eye irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 51037-30-0
- Jingsj CID
- J-42132-9
- Molecular Formula
- C6H6N2O3
- Molecular Weight
- 154.123 g/mol
- Category
- Organic Compounds
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 177-180 °C |
|---|---|
| Boiling Point | 539.0±45.0 °C at 760 mmHg |
| Density | 1.4±0.1 g/cm3 |
| Flash Point | 279.8±28.7 °C |
| Exact Mass | 154.037842 |
| PSA | 75.65000 |
| LogP | -1.38 |
| Vapor Pressure | 0.0±1.5 mmHg at 25°C |
| Refractive Index | 1.608 |
GHS Safety & Compliance
- H319 — Causes serious eye irritation
Activity & Biological Data
| Additional Information | [1]. http://en.wikipedia.org/wiki/Acipimox |
|---|
Customs & Trade Information
| HS Code | 2933990090 |
|---|---|
| Summary | 2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. 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 Acipimox?
The CAS number of Acipimox is 51037-30-0.
What are the molecular formula and molecular weight of Acipimox?
Acipimox has molecular formula C6H6N2O3 and molecular weight 154.123 g/mol.
Is Acipimox hazardous?
Acipimox has GHS signal word Warning and hazard statements H319 — Causes serious eye irritation.
What are the upstream and downstream products of Acipimox?
For Acipimox, Upstream Products: Maleic anhydride, 5-Methylpyrazine-2-carboxylic acid, 5-Methylpyrazine-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. "Acipimox (CAS 51037-30-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-42132-9 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.