Phosphonic acid, [p-[(2,4,6-triamino-5-pyrimidinyl)azo]phenyl]-

CAS Registry Number®

3822-79-5

CAS Name

Phosphonic acid, [p-[(2,4,6-triamino-5-pyrimidinyl)azo]phenyl]-

Molecular Formula

C10H12N7O3P

Molecular Mass

309.22

Cite this Page

Phosphonic acid, [p-[(2,4,6-triamino-5-pyrimidinyl)azo]phenyl]-.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=3822-79-5 (retrieved 2025-08-06) (CAS RN: 3822-79-5).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Compound Properties

  • Melting Point (1)

    310-312 °C (decomp)

Source(s)

Other Names and Identifiers

InChI

InChI=1S/C10H12N7O3P/c11-8-7(9(12)15-10(13)14-8)17-16-5-1-3-6(4-2-5)21(18,19)20/h1-4H,(H2,18,19,20)(H6,11,12,13,14,15)

InChIKey

InChIKey=JYPHIJBAOKJHOJ-UHFFFAOYSA-N

SMILES

N(=NC1=CC=C(P(=O)(O)O)C=C1)C=2C(N)=NC(N)=NC2N

Canonical SMILES

O=P(O)(O)C1=CC=C(N=NC=2C(=NC(=NC2N)N)N)C=C1

Other Names for this Substance

  • Phosphonic acid, [p-[(2,4,6-triamino-5-pyrimidinyl)azo]phenyl]-
  • NSC 520867
  • [4-[(2,4,6-Triaminopyrimidin-5-yl)diazenyl]phenyl]phosphonic acid

Deleted or Replaced CAS Registry Numbers

1195610-59-3

CAS INSIGHTSTM
This is the vasculature of an actual heart (porcine heart, identical to human heart).