Dibutyl butylphosphonate
Also known as: Dibutyl butanephosphonate, Butylphosphonic acid dibutyl ester, Di-n-butyl n-butylphosphonate, Phosphonic acid, butyl-, dibutyl ester, 1-[butoxy(butyl)phosphoryl]oxybutane, NSC 2666, TC 44
Dibutyl butylphosphonate (CAS 78-46-6) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H27O3P and a molecular weight of 250.31500 g/mol. Key properties include a boiling point of 283ºC, a density of 0.946 and a flash point of >110ºC. No supplier offers are currently listed; request a quote. Record last updated Nov 3, 2026.
- CAS No.
- 78-46-6
- Jingsj CID
- J-36983-5
- Molecular Formula
- C12H27O3P
- Molecular Weight
- 250.31500 g/mol
- Category
- Organic Acids
- Last updated
- 11/3/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Boiling Point | 283ºC |
|---|---|
| Density | 0.946 |
| Flash Point | >110ºC |
| Exact Mass | 250.17000 |
| PSA | 45.34000 |
| LogP | 4.61300 |
| Refractive Index | 1.432 |
Frequently Asked Questions
What is the CAS number of Dibutyl butylphosphonate?
The CAS number of Dibutyl butylphosphonate is 78-46-6.
What are the molecular formula and molecular weight of Dibutyl butylphosphonate?
Dibutyl butylphosphonate has molecular formula C12H27O3P and molecular weight 250.31500 g/mol.
What are the upstream and downstream products of Dibutyl butylphosphonate?
For Dibutyl butylphosphonate, Upstream Products: Tributyl phosphite, 1-Butanol, 1-Bromobutane; Downstream Products: Butylphosphonic acid, Butylphosphonic dichloride.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "Dibutyl butylphosphonate (CAS 78-46-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-36983-5 (accessed 2026-11-09).
Data for reference only; verify product details with suppliers before purchase.