533203
2-(2-Hydroxy-5-methylphenyl)benzotriazole
97%
Synonym(s):
2-(2H-Benzotriazol-2-yl)-p-cresol
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All Photos(2)
About This Item
Empirical Formula (Hill Notation):
C13H11N3O
CAS Number:
Molecular Weight:
225.25
EC Number:
MDL number:
UNSPSC Code:
12352005
PubChem Substance ID:
NACRES:
NA.22
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Quality Level
assay
97%
reaction suitability
reaction type: C-C Bond Formation
mp
125.5-129.5 °C (lit.)
SMILES string
Cc1ccc(O)c(c1)-n2nc3ccccc3n2
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
InChI key
MCPKSFINULVDNX-UHFFFAOYSA-N
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signalword
Warning
hcodes
Hazard Classifications
Aquatic Chronic 1 - Skin Sens. 1B
Storage Class
11 - Combustible Solids
wgk_germany
WGK 2
flash_point_f
Not applicable
flash_point_c
Not applicable
ppe
Eyeshields, Gloves, type N95 (US)
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Contact allergy to Tinuvin P.
A C de Groot et al.
Contact dermatitis, 9(4), 324-325 (1983-07-01)
[Determining the levels of benazol II in environmental objects].
F M Fazlieva et al.
Gigiena i sanitariia, (3)(3), 82-83 (1991-03-01)
Y Ikarashi et al.
Contact dermatitis, 30(4), 226-230 (1994-04-01)
The contact sensitizing potential of 2-(2'-hydroxy-5'-methylphenyl)benzotriazole (Tinuvin P) was investigated using the murine local lymph node assay (LLNA) and the mouse ear swelling test with some modification in the induction procedure (modified MEST). Topical exposure of the ears to Tinuvin
Hiroshi Tokunaga et al.
Kokuritsu Iyakuhin Shokuhin Eisei Kenkyujo hokoku = Bulletin of National Institute of Health Sciences, (120)(120), 98-100 (2003-03-18)
2-(2'-hydroxy-5'-methylphenyl)-benzotriazole (HMB) is nominated as the restricted ingredients in cosmetics in Japanese Pharmaceutical Affairs Act. So the analytical method for HMB was investigated by HPLC. After dissolving HMB in cream or oil with tetrahydrofuran and making the constant volume with
[Hygienic chemical studies on plastics (VIII). Migration test of methyl methacrylate and plastic additives from polymethyl methacrylate (author's transl)].
T Inoue et al.
Eisei Shikenjo hokoku. Bulletin of National Institute of Hygienic Sciences, 99, 144-147 (1981-01-01)
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