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Substance Name: Drometrizole [USAN:INN]
RN: 2440-22-4
UNII: 5X93W9OFZL
InChIKey: MCPKSFINULVDNX-UHFFFAOYSA-N

Note

  • Plastic additive from polymethyl methacrylate.

Classification Codes

  • Skin / Eye Irritant
  • Ultraviolet Screen

Molecular Formula

  • C13-H11-N3-O

Molecular Weight

  • 225.2499
 
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Names and Synonyms

Name of Substance

  • 2-(2'-Hydroxy-5'-methylphenyl)benzotriazole
  • 2-(2H-Benzotriazol-2-yl)-4-methylphenol
  • Benazol P
  • Drometrizole
  • Drometrizole [USAN:INN]
  • Phenol, 2-(2H-benzotriazol-2-yl)-4-methyl-
  • UV absorber-1

Synonyms

  • 2-(2-Hydroxy-5-methylphenyl)-2H-benzotriazole
  • 2-(2-Hydroxy-5-methylphenyl)benzotriazole
  • 2-(2H-Benzotriazol-2-yl)-4-methylphenol
  • 2-(2H-Benzotriazol-2-yl)-p-cresol
  • 2-Benzotriazolyl-4-methylphenol
  • Benazol P
  • BRN 0615546
  • Drometrizol
  • Drometrizol [INN-Spanish, French]
  • Drometrizole
  • Drometrizolum
  • Drometrizolum [INN-Latin]
  • EC 219-470-5
  • EINECS 219-470-5
  • NSC 91885
  • Porex P
  • Tin P
  • Tinuvin P
  • UNII-5X93W9OFZL
  • UV absorber-1

Systematic Names

  • 2-(2H-Benzotriazol-2-yl)-p-cresol
  • p-Cresol, 2-(2H-benzotriazol-2-yl)-
  • Phenol, 2-(2H-benzotriazol-2-yl)-4-methyl-

Superlist Names

  • 2-(2H-Benzotriazol-2-yl)-4-methylphenol
  • p-Cresol, 2-(2H-benzotriazol-2-yl)-

Registry Numbers

CAS Registry Number

  • 2440-22-4

FDA UNII

  • 5X93W9OFZL

Other Registry Numbers

  • 106085-67-0
  • 114921-82-3
  • 1244977-92-1
  • 134018-55-6
  • 136567-91-4
  • 141602-58-6
  • 159520-35-1
  • 169340-52-7
  • 183681-64-3
  • 189377-86-4
  • 195740-58-0
  • 50815-99-1
  • 796971-93-2
  • 908100-86-7
  • 909728-28-5

System Generated Number

  • 0002440224

Structure Descriptors

InChI

1S/C13H11N3O/c1-9-6-7-13(17)12(8-9)16-14-10-4-2-3-5-11(10)15-16/h2-8,17H,1H3

InChIKey

MCPKSFINULVDNX-UHFFFAOYSA-N

Smiles

Cc1ccc(c(c1)n2nc3ccccc3n2)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LD50 oral 6500mg/kg (6500mg/kg)   Gigiena Truda i Professional'nye Zabolevaniya. Labor Hygiene and Occupational Diseases. Vol. 10(3), Pg. 49, 1966.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 131-133 deg C   EXP
log P (octanol-water) 4.31 (none)   EXP
Water Solubility 25.6 mg/L 25 EST
Vapor Pressure 7.95E-08 mm Hg 25 EST
Henry's Law Constant 6.12E-14 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 3.05E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.