Guanidinium dihydrogen phosphate

磷酸二氢胍

Also known as: Guanidine phosphate (1:1), Guanidine phosphate monobasic, Guanidinium phosphate (1:1), EINECS 226-552-4, MFCD00039131

Guanidinium dihydrogen phosphate (CAS 5423-23-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula CH8N3O4P and a molecular weight of 157.066 g/mol. It is also known as Guanidine phosphate (1:1), Guanidine phosphate monobasic and Guanidinium phosphate (1:1). Key properties include a melting point of 246ºC, a boiling point of 158ºC at 760 mmHg and a density of 1.48. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
5423-23-4
Jingsj CID
J-21569-3
Molecular Formula
CH8N3O4P
Chinese Name
磷酸二氢胍
Molecular Weight
157.066 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Melting Point246ºC
Boiling Point158ºC at 760 mmHg
Density1.48

Frequently Asked Questions

What is the CAS number of Guanidinium dihydrogen phosphate?

The CAS number of Guanidinium dihydrogen phosphate is 5423-23-4.

What are the molecular formula and molecular weight of Guanidinium dihydrogen phosphate?

Guanidinium dihydrogen phosphate has molecular formula CH8N3O4P and molecular weight 157.066 g/mol.

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

Last updated:

How to cite: Jingsj. "Guanidinium dihydrogen phosphate (CAS 5423-23-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-21569-3 (accessed 2026-10-24).

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