(2-Methyl-2-propenyl)succinic Anhydride
Also known as: 2,5-Furandione, dihydro-3-(2-methyl-2-propen-1-yl)-, (β-Methallyl)succinic Anhydride, 4-Methyl-4-pentene-1,2-dicarboxylic Anhydride, 3-(2-Methylallyl)dihydrofuran-2,5-dione, Methallyl-bernsteinsaeure-anhydrid, Methylpropensuccinicanhydride
(2-Methyl-2-propenyl)succinic Anhydride (CAS 18908-20-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H10O3 and a molecular weight of 154.16300 g/mol. Key properties include a melting point of 58ºC, a boiling point of 137ºC 9mm, a density of 1.115g/cm3 and a flash point of 120.7ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 18908-20-8
- Jingsj CID
- J-27555-8
- Molecular Formula
- C8H10O3
- Molecular Weight
- 154.16300 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | 58ºC |
|---|---|
| Boiling Point | 137ºC 9mm |
| Density | 1.115g/cm3 |
| Flash Point | 120.7ºC |
| Exact Mass | 154.06300 |
| PSA | 43.37000 |
| LogP | 1.04230 |
| Vapor Pressure | 0.0083mmHg at 25°C |
| Refractive Index | 1.468 |
Customs & Trade Information
| HS Code | 2917190090 |
|---|---|
| Summary | 2917190090 acyclic polycarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives 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 (2-Methyl-2-propenyl)succinic Anhydride?
The CAS number of (2-Methyl-2-propenyl)succinic Anhydride is 18908-20-8.
What are the molecular formula and molecular weight of (2-Methyl-2-propenyl)succinic Anhydride?
(2-Methyl-2-propenyl)succinic Anhydride has molecular formula C8H10O3 and molecular weight 154.16300 g/mol.
What are the upstream and downstream products of (2-Methyl-2-propenyl)succinic Anhydride?
For (2-Methyl-2-propenyl)succinic Anhydride, Upstream Products: Maleic anhydride, Isobutylene; Downstream Products: Ilomastat, (5,5-Dimethyl-2-oxo-tetrahydro-furan-3-yl)-acetic acid.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "(2-Methyl-2-propenyl)succinic Anhydride (CAS 18908-20-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-27555-8 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.