2-Methyl-1,3-propanediol
Also known as: MPO, 1,3-Dihydroxy-2-methylpropane, 2-Methylpropane-1,3-diol, isobutane-1,3-diol, 1,3-Propanediol, 2-methyl-, 2-Methyl-1,3-propanediol (MPO)
2-Methyl-1,3-propanediol (CAS 2163-42-0) is a compound in the Solvents category listed in the Jingsj chemical database. It has the molecular formula C4H10O2 and a molecular weight of 90.121 g/mol. Key properties include a melting point of −91 °C(lit.), a boiling point of 123-125 ºC (20 mmHg), a density of 1.015 and a flash point of 100 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 2163-42-0
- Jingsj CID
- J-21497-3
- Molecular Formula
- C4H10O2
- Molecular Weight
- 90.121 g/mol
- Category
- Solvents
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | −91 °C(lit.) |
|---|---|
| Boiling Point | 123-125 ºC (20 mmHg) |
| Density | 1.015 |
| Flash Point | 100 ºC |
| Exact Mass | 90.068077 |
| PSA | 40.46000 |
| LogP | -0.69 |
| Additional Property | 3.2 (vs air) |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.438 |
Customs & Trade Information
| HS Code | 2905399090 |
|---|---|
| Summary | 2905399090 other diols。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:5.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Methyl-1,3-propanediol?
The CAS number of 2-Methyl-1,3-propanediol is 2163-42-0.
What are the molecular formula and molecular weight of 2-Methyl-1,3-propanediol?
2-Methyl-1,3-propanediol has molecular formula C4H10O2 and molecular weight 90.121 g/mol.
What are the upstream and downstream products of 2-Methyl-1,3-propanediol?
For 2-Methyl-1,3-propanediol, Upstream Products: Diethyl methylmalonate, Diethyl ethoxymethylenemalonate, dimethyl 3-methylglutarate; Downstream Products: Methylmalonic acid, 3,5-dimethylquinoline, 3,8-Dimethylquinoline.
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-1,3-propanediol (CAS 2163-42-0)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21497-3 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.