Benzophenone-3; Oxybenzone

CAS Number
Benzophenone-3; Oxybenzone
SIN Groups
Highly reactive compounds
Reason for inclusion on the SIN List
Benzophenone-3 (BP-3) is an endocrine disruptor with estrogenic, antiandrogen and thyroid activity, affecting several body functions including development and immune function. The substance has been found in biomonitoring studies and in human milk and urine.  It is categorized as an endocrine disruptor in the EU Commision Database.
Date for inclusion on the SIN List
2011 May
REACH status, appears on
Source: ESIS
CoRAP list
Registration information
Source: ESIS
Full registration
Hazard class and category code(s)
Source: ECHA
No harmonized CLP classification

Chemical information

2-hydroxy-4methoxy-benzophenone; Oxybenzone; Phenoxymethanone; BP-3
EC number
Registered production volume
Source: ECHA
100 - 1000 tonnes per annum
(Bio)monitoring data
It has been found in surface waters, fish as well as wastewater 
Possible uses
Source: DHI 2006;
Used in plastics, suntan lotions and hair sprays, cosmetic dyes, creams, and lotions, nail polishes, synthetic resins
Technical function of substances
Source: DHI 2006;
An ultraviolet light absorber and stabilizer, photostabilizer.
Registered use(s) - Sector End Use (SU)
Source: ECHA
SU 10: Formulation [mixing] of preparations and/or re-packaging (excluding alloys)
SU 12: Manufacture of plastics products, including compounding and conversion
Registered use(s) - Chemical Product category (PC)
Source: ECHA
PC 32: Polymer preparations and compounds
PC 39: Cosmetics, personal care products
PC 9a: Coatings and paints, thinners, paint removes
PC 9b: Fillers, putties, plasters, modelling clay
PC 9c: Finger paints
Registered use(s) - Environmental Release Category (ERC)
Source: ECHA
ERC 2: Formulation of preparations
ERC 4: Industrial use of processing aids in processes and products, not becoming part of articles
ERC 5: Industrial use resulting in inclusion into or onto a matrix
ERC 8a: Wide dispersive indoor use of processing aids in open systems
ERC 8c: Wide dispersive indoor use resulting in inclusion into or onto a matrix
ERC 8d: Wide dispersive outdoor use of processing aids in open systems
ERC 8f: Wide dispersive outdoor use resulting in inclusion into or onto a matrix
Registered use(s) - Process Category (PROC)
Source: ECHA
PROC 10: Roller application or brushing
PROC 11: Non industrial spraying
PROC 12: Use of blowing agents in manufacture of foam
PROC 13: Treatment of articles by dipping and pouring
PROC 14: Production of preparations or articles by tabletting, compression, extrusion, pelletisation
PROC 15: Use as laboratory reagent
PROC 19: Hand-mixing with intimate contact and only PPE available.
PROC 1: Use in closed process, no likelihood of exposure
PROC 21: Low energy manipulation of substances bound in materials and/or articles
PROC 24: High (mechanical) energy work-up of substances bound in materials and/or articles
PROC 25: Other hot work operations with metals
PROC 2: Use in closed, continuous  process with occasional controlled exposure
PROC 3: Use in closed batch process (synthesis or formulation)
PROC 4: Use in batch and other process (synthesis) where opportunity for exposure arises
PROC 5: Mixing or blending in batch processes for formulation of preparations and articles (multistage and/or significant contact)
PROC 6: Calendering operations
PROC 7: Industrial spraying
PROC 8a: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at non-dedicated facilities
PROC 8b: Transfer of substance or preparation (charging/discharging) from/to vessels/large containers at dedicated facilities
PROC 9: Transfer of substance or preparation into small containers (dedicated filling line, including weighing)


Company Group
Company Name
3V Sigma USA

3V SIGMA USA INC., 888 Woodstock St, Georgetown, Georgetown, 29440, SC, , USA


Ashland Services BV (0311), Pesetastraat 5, 2291 XT, Barendrecht, Netherlands


Merck KGaA, Frankfurter Strasse,64293, Darmstadt, Germany


Symrise AG, Mühlenfeldstraße 1,37603, Holzminden, Germany


CHEMPOINT, 411 108th Ave Ne, Bellevue, King, 98004, WA, , USA

Source: ECHA