Dimethyl phosphate
Also known as: Dimethyl hydrogen phosphate, Phosphoric acid dimethyl ester, O,O-Dimethyl hydrogen phosphate, Dimethyl acid phosphate, Methyl phosphate ((MeO)2(HO)PO), AURORA KA-1624, DI(METHYL)PHOSPHORIC ACID
Dimethyl phosphate (CAS 813-78-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C2H7O4P and a molecular weight of 126.04800 g/mol. Key properties include a boiling point of 174 °C, a density of 1.323 and a flash point of 50.4ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 813-78-5
- Jingsj CID
- J-2978-7
- Molecular Formula
- C2H7O4P
- Molecular Weight
- 126.04800 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 174 °C |
|---|---|
| Density | 1.323 |
| Flash Point | 50.4ºC |
| Exact Mass | 126.00800 |
| PSA | 65.57000 |
| LogP | 0.37960 |
| Refractive Index | 1.408-1.41 |
Customs & Trade Information
| HS Code | 2930909027 |
|---|---|
| Summary | 2930909027 。supervision conditions:23(import license for dual-use item and technologies,export license for dual-use item and technologies)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0% |
Frequently Asked Questions
What is the CAS number of Dimethyl phosphate?
The CAS number of Dimethyl phosphate is 813-78-5.
What are the molecular formula and molecular weight of Dimethyl phosphate?
Dimethyl phosphate has molecular formula C2H7O4P and molecular weight 126.04800 g/mol.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dimethyl phosphate (CAS 813-78-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-2978-7 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.