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131-53-3

131-53-3 structure
131-53-3 structure
  • Name: dioxybenzone
  • Chemical Name: 2,2'-Dihydroxy-4-methoxybenzophenone
  • CAS Number: 131-53-3
  • Molecular Formula: C14H12O4
  • Molecular Weight: 244.243
  • Catalog: Catalysts and additives UV absorber
  • Create Date: 2018-09-04 14:41:12
  • Modify Date: 2025-08-22 18:44:17
  • Dioxybenzone is an organic compound used in sunscreen to block UVB and short-wave UVA (ultraviolet) rays.
Name 2,2'-Dihydroxy-4-methoxybenzophenone
Synonyms 2,2′-dihydroxy-4-methoxybenzophenone
dioxybenzone
MFCD00002218
UF 2
EINECS 205-026-8
2,2-Dihydroxy-4-Methoxybenzophenone
(2-Hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)methanone
2,2'-Hydroxy-4-methoxybenzophenone
2,2'-dihydroxy-4-methoxy-benzophenone
cyasorbuv24
Spectra-sorb UV 24
advastab47
2,2'-Dihydroxy-4-methoxybenzophenone
Cyasorb UV 24
Methanone, (2-hydroxy-4-methoxyphenyl)(2-hydroxyphenyl)-
uv24
benzophenone-8
UNII-B762XZ551X
2,2'-DIBROMODIETHYL ETHER
2,2'-dihydroxy-4-methoxy benzophenone
4-Methoxy-2,2'-dihydroxybenzophenone
dihydroxy-4-methoxybenzophenone
Cyasorb
Description Dioxybenzone is an organic compound used in sunscreen to block UVB and short-wave UVA (ultraviolet) rays.
Related Catalog
Density 1.3±0.1 g/cm3
Boiling Point 375.0±0.0 °C at 760 mmHg
Melting Point 73-75 °C(lit.)
Molecular Formula C14H12O4
Molecular Weight 244.243
Flash Point 146.0±18.6 °C
Exact Mass 244.073563
PSA 66.76000
LogP 3.93
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.624
Stability Stable. Incompatible with strong oxidizing agents.

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DJ1049500
CHEMICAL NAME :
Benzophenone, 2,2'-dihydroxy-4-methoxy-
CAS REGISTRY NUMBER :
131-53-3
BEILSTEIN REFERENCE NO. :
2055461
LAST UPDATED :
199701
DATA ITEMS CITED :
6
MOLECULAR FORMULA :
C14-H12-O4
MOLECULAR WEIGHT :
244.26
WISWESSER LINE NOTATION :
QR BVR BQ DO1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

MUTATION DATA

TYPE OF TEST :
Mutation in microorganisms
TEST SYSTEM :
Rodent - mouse Lymphocyte
DOSE/DURATION :
32 ug/plate
REFERENCE :
JACTDZ Journal of the American College of Toxicology. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1-12, 1982-1993. Discontinued. Volume(issue)/page/year: 2(5),35,1983 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2989 No. of Facilities: 236 (estimated) No. of Industries: 3 No. of Occupations: 4 No. of Employees: 1482 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2989 No. of Facilities: 537 (estimated) No. of Industries: 4 No. of Occupations: 5 No. of Employees: 4315 (estimated) No. of Female Employees: 183 (estimated)
Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 3
RTECS DJ1049500
HS Code 2914509090
131-57-7 structure

131-57-7

~81%

131-53-3 structure

131-53-3

Literature: Rao, Yu Synlett, 2013 , vol. 24, # 19 p. 2472 - 2476
611-94-9 structure

611-94-9

~%

131-53-3 structure

131-53-3

Literature: Angewandte Chemie - International Edition, , vol. 51, # 52 p. 13075 - 13079 Angew. Chem., , vol. 124, # 52 p. 13252 - 13256,5
21615-34-9 structure

21615-34-9

~%

131-53-3 structure

131-53-3

Literature: Journal of Organic Chemistry, , vol. 23, p. 1679,1682
151-10-0 structure

151-10-0

~%

131-53-3 structure

131-53-3

Literature: Journal of Organic Chemistry, , vol. 23, p. 1679,1682
33077-87-1 structure

33077-87-1

~%

3722-51-8 structure

3722-51-8

131-53-3 structure

131-53-3

Literature: Journal of Organic Chemistry, , vol. 23, p. 1679,1682
21615-34-9 structure

21615-34-9

151-10-0 structure

151-10-0

~%

131-53-3 structure

131-53-3

Literature: US2853521 , ;
150-19-6 structure

150-19-6

69-72-7 structure

69-72-7

~%

131-53-3 structure

131-53-3

Literature: Indian Journal of Chemistry, Section B: Organic Chemistry Including Medicinal Chemistry, , vol. 23, # 6 p. 567 - 570
HS Code 2914509090
Summary HS:2914509090 other ketones with other oxygen function VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:5.5% General tariff:30.0%
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