1-Phenylbiguanide hydrochloride

1-苯基双胍盐酸盐

Also known as: 1-PHENYLBIGUANIDE HYDROCHLORIDE, 1-PHENYLBIGUANIDE MONOHYDROCHLORIDE, 1-Phenylbiguanide monohydrochloride, 1-Phenylbiquanide hydrochloride, 1-carbamimidamido-N-phenylmethanimidamide hydrochloride, 1-(diaminomethylidene)-2-phenylguanidine hydrochloride, N-Phenylimidodicarbonimidic diamide hydrochloride, N'-Phenylbiguanide monohydrochloride, N-phenylbiguanide hydrochloride, Phenylbiguanide hydrochloride, Phenylbiguanide monohydrochloride, Phenyldiguanide hydrochloride, 1-phenyl-biguanide hydrogenchloride, 1-phenyl-biguanidium chloride

1-Phenylbiguanide hydrochloride (CAS 55-57-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C8H12ClN5 and a molecular weight of 213.66700 g/mol. It is also known as 1-PHENYLBIGUANIDE HYDROCHLORIDE, 1-PHENYLBIGUANIDE MONOHYDROCHLORIDE and 1-Phenylbiguanide monohydrochloride. Key properties include a melting point of 244-247ºC(lit.), a boiling point of 388.4ºC at 760mmHg, a density of 1.33g/cm3 and a flash point of 188.7ºC. GHS signal word: Warning. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
55-57-2
Jingsj CID
J-49680-7
Molecular Formula
C8H12ClN5
Chinese Name
1-苯基双胍盐酸盐
Molecular Weight
213.66700 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point244-247ºC(lit.)
Boiling Point388.4ºC at 760mmHg
Density1.33g/cm3
Flash Point188.7ºC

GHS Safety & Compliance

IrritantSignal word: Warning

Frequently Asked Questions

What is the CAS number of 1-Phenylbiguanide hydrochloride?

The CAS number of 1-Phenylbiguanide hydrochloride is 55-57-2.

What are the molecular formula and molecular weight of 1-Phenylbiguanide hydrochloride?

1-Phenylbiguanide hydrochloride has molecular formula C8H12ClN5 and molecular weight 213.66700 g/mol.

Is 1-Phenylbiguanide hydrochloride hazardous?

1-Phenylbiguanide hydrochloride has GHS signal word Warning.

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

Last updated:

How to cite: Jingsj. "1-Phenylbiguanide hydrochloride (CAS 55-57-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-49680-7 (accessed 2026-10-22).

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