N-Methylsuccinimide
Also known as: 1-Methyl-2,5-pyrrolidinedione, 1-Methylpyrrolidine-2,5-dione, 1-methyl-5-pyrrolidinedione, 2,5-Pyrrolidinedione, 1-methyl-, MFCD00005517, N-Methylsuccinimid, Succinimide, N-methyl-, n-methylsuccinimide
N-Methylsuccinimide (CAS 1121-07-9) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C5H7NO2 and a molecular weight of 113.115 g/mol. Key properties include a melting point of 61-70 °C(lit.), a boiling point of 234.0±0.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 105.9±11.1 °C. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 1121-07-9
- Jingsj CID
- J-40792-1
- Molecular Formula
- C5H7NO2
- Molecular Weight
- 113.115 g/mol
- Category
- Organic Bases
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 61-70 °C(lit.) |
|---|---|
| Boiling Point | 234.0±0.0 °C at 760 mmHg |
| Density | 1.2±0.1 g/cm3 |
| Flash Point | 105.9±11.1 °C |
| Exact Mass | 113.047676 |
| PSA | 37.38000 |
| LogP | -0.95 |
| Vapor Pressure | 0.1±0.4 mmHg at 25°C |
| Refractive Index | 1.493 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2925190090 |
|---|---|
| Summary | 2925190090 other imides and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of N-Methylsuccinimide?
The CAS number of N-Methylsuccinimide is 1121-07-9.
What are the molecular formula and molecular weight of N-Methylsuccinimide?
N-Methylsuccinimide has molecular formula C5H7NO2 and molecular weight 113.115 g/mol.
Is N-Methylsuccinimide hazardous?
N-Methylsuccinimide has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "N-Methylsuccinimide (CAS 1121-07-9)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-40792-1 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.