Trimethoprim sulfate

CAS Registry Number®

56585-33-2

CAS Name

Trimethoprim sulfate

Molecular Formula

C14H18N4O3.1/2H2O4S

Molecular Mass

678.72

Cite this Page

Trimethoprim sulfate.   CAS Common Chemistry.   CAS, a division of the American Chemical Society, n.d.   http://commonchemistry.cas.org/detail?cas_rn=56585-33-2 (retrieved 2025-04-06) (CAS RN: 56585-33-2).  Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).

Other Names and Identifiers

InChI

InChI=1S/C14H18N4O3.H2O4S/c1-19-10-5-8(6-11(20-2)12(10)21-3)4-9-7-17-14(16)18-13(9)15;1-5(2,3)4/h5-7H,4H2,1-3H3,(H4,15,16,17,18);(H2,1,2,3,4)

InChIKey

InChIKey=GSKPSSNZVPYRCH-UHFFFAOYSA-N

SMILES

S(=O)(=O)(O)O.C(C1=CC(OC)=C(OC)C(OC)=C1)C=2C(N)=NC(N)=NC2

Canonical SMILES

O=S(=O)(O)O.N=1C=C(C(=NC1N)N)CC2=CC(OC)=C(OC)C(OC)=C2

Other Names for this Substance

  • 2,4-Pyrimidinediamine, 5-[(3,4,5-trimethoxyphenyl)methyl]-, sulfate (2:1)
  • Trimethoprim hemisulfate
  • Trimethoprim sulfate