Isocarboxazid
Also known as: Marplan, Benazide, Enerzer, Isocarbonazid, Isocarboxazida, Isocarboxazidum, Ro 5-0831, NSC 169893, 1-Benzyl-2-(5-methyl-3-isoxazolylcarbonyl)hydrazine, N'-Benzyl-5-methylisoxazole-3-carbohydrazide, 5-Methyl-3-isoxazolecarboxylic acid 2-benzylhydrazide
Isocarboxazid (CAS 59-63-2) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C12H13N3O2 and a molecular weight of 231.251 g/mol. Key properties include a melting point of 98-100ºC, a boiling point of 394.5±42.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 192.4±27.9 °C. It is classified under GHS with signal word Danger and hazard statements H301 — Toxic if swallowed. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 59-63-2
- Jingsj CID
- J-1969618-5
- Molecular Formula
- C12H13N3O2
- Molecular Weight
- 231.251 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 98-100ºC |
|---|---|
| Boiling Point | 394.5±42.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 192.4±27.9 °C |
| Exact Mass | 231.100784 |
| PSA | 67.16000 |
| LogP | 1.03 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.573 |
| Storage Conditions | -20°C Freezer |
GHS Safety & Compliance
- H301 — Toxic if swallowed
Activity & Biological Data
| Target | IC50: 4.8 μM (rat brain monoamine oxidase)[1]. |
|---|---|
| Additional Information | [1]. MAXWELL DR, et al. Relative activity of some inhibitors of mono-amine oxidase in potentiating the action of tryptamine in vitro and in vivo. Br J Pharmacol Chemother. 1961 Dec;17:310-20. |
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 Isocarboxazid?
The CAS number of Isocarboxazid is 59-63-2.
What are the molecular formula and molecular weight of Isocarboxazid?
Isocarboxazid has molecular formula C12H13N3O2 and molecular weight 231.251 g/mol.
Is Isocarboxazid hazardous?
Isocarboxazid has GHS signal word Danger and hazard statements H301 — Toxic if swallowed.
What are the upstream and downstream products of Isocarboxazid?
For Isocarboxazid, Upstream Products: Methyl 5-methylisoxazole-3-carboxylate, Benzylhydrazine dihydrochloride, 5-Methyl-1,2-oxazole-3-carbohydrazide.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Isocarboxazid (CAS 59-63-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1969618-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.