1-Butyl-3-methylimidazolium dibutyl phosphate

1-丁基-3-甲基咪唑磷酸二丁酯盐

Also known as: 1-Butyl-3-methylimidazolium dibutyl phosphonate, 1-Butyl-3-methyl-1H-imidazol-3-ium dibutyl phosphate, 1-n-Butyl-3-methylimidazolium di-n-butyl phosphate, 3-butyl-1-methyl-1H-imidazolium dibutyl phosphate, BMIM(C4H9O)2PO2, SKL1493, 1-Butyl-3-methylimidazolium dibutyl phosphate [BMIm](C4H9O)2PO2

1-Butyl-3-methylimidazolium dibutyl phosphate (CAS 663199-28-8) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C16H33N2O4P and a molecular weight of 348.418 g/mol. It is also known as 1-Butyl-3-methylimidazolium dibutyl phosphonate, 1-Butyl-3-methyl-1H-imidazol-3-ium dibutyl phosphate and 1-n-Butyl-3-methylimidazolium di-n-butyl phosphate. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 663199-28-8
Jingsj CID: J-918291-0
Molecular Formula: C₁₆H₃₃N₂O₄P
Chinese Name: 1-丁基-3-甲基咪唑磷酸二丁酯盐
Molecular Weight: 348.418 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Frequently Asked Questions

What is the CAS number of 1-Butyl-3-methylimidazolium dibutyl phosphate?

The CAS number of 1-Butyl-3-methylimidazolium dibutyl phosphate is 663199-28-8.

What are the molecular formula and molecular weight of 1-Butyl-3-methylimidazolium dibutyl phosphate?

1-Butyl-3-methylimidazolium dibutyl phosphate has molecular formula C16H33N2O4P and molecular weight 348.418 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "1-Butyl-3-methylimidazolium dibutyl phosphate (CAS 663199-28-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-918291-0 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.