1-Methylbiguanide

1-甲基双胍

Also known as: N-Methyl-N'-guanylguanidine, N-Methylimidodicarbonimidic diamide, Imidodicarbonimidicdiamide, N-methyl-, Monomethylbiguanide, Metformin EP Impurity E, Metformin USP Impurity B, Metformin Impurity 5, 1-(diaminomethylidene)-2-methylguanidine, 1-Methyl-biguanid, Biguanide,1-methyl, methylbiguanide, methylbiguanidine

1-Methylbiguanide (CAS 1609-00-3) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C3H9N5 and a molecular weight of 115.137 g/mol. It is also known as N-Methyl-N'-guanylguanidine, N-Methylimidodicarbonimidic diamide and Imidodicarbonimidicdiamide, N-methyl-. Key properties include a melting point of 107-108 ºC, a boiling point of 165.3±23.0 ºC (760 Torr), a density of 1.45±0.1 g/cm3 and a flash point of 53.7±22.6 ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
1609-00-3
Jingsj CID
J-1505952-7
Molecular Formula
C3H9N5
Chinese Name
1-甲基双胍
Molecular Weight
115.137 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point107-108 ºC
Boiling Point165.3±23.0 ºC (760 Torr)
Density1.45±0.1 g/cm3
Flash Point53.7±22.6 ºC

Frequently Asked Questions

What is the CAS number of 1-Methylbiguanide?

The CAS number of 1-Methylbiguanide is 1609-00-3.

What are the molecular formula and molecular weight of 1-Methylbiguanide?

1-Methylbiguanide has molecular formula C3H9N5 and molecular weight 115.137 g/mol.

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

Last updated:

How to cite: Jingsj. "1-Methylbiguanide (CAS 1609-00-3)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1505952-7 (accessed 2026-10-24).

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