Skip Navigation
ChemIDplus A TOXNET DATABASE Lite•Browse•Advanced

Substance Name: Fluorescent brightener 121
RN: 2744-49-2
UNII: 5J494GKT53
InChIKey: VZTHUHAJEZPWNC-UHFFFAOYSA-N

Molecular Formula

  • C15-H14-Cl-N3-O2-S

Molecular Weight

  • 335.814
 
* denotes mobile formatted website

Links to Resources

NLM Resources (File Locators)

Regulatory Agencies (Superlist Locators)

Other Resources (Internet Locators)


Search for this InChIKey on the Web

Names and Synonyms

Name of Substance

  • Fluorescent brightener 121

Synonyms

  • 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulfonamide
  • EINECS 220-378-2
  • UNII-5J494GKT53

Systematic Names

  • 4-(3-(4-Chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)benzenesulphonamide
  • Benzenesulfonamide, 4-(3-(4-chlorophenyl)-4,5-dihydro-1H-pyrazol-1-yl)-

Registry Numbers

CAS Registry Number

  • 2744-49-2

FDA UNII

  • 5J494GKT53

Other Registry Numbers

  • 12224-11-2
  • 2058074-45-4
  • 67894-04-6

System Generated Number

  • 0002744492

Structure Descriptors

InChI

1S/C15H14ClN3O2S/c16-12-3-1-11(2-4-12)15-9-10-19(18-15)13-5-7-14(8-6-13)22(17,20)21/h1-8H,9-10H2,(H2,17,20,21)

InChIKey

VZTHUHAJEZPWNC-UHFFFAOYSA-N

Smiles

O=S(=O)(N)c1ccc(N2N=C(c3ccc(cc3)Cl)CC2)cc1