IUPAC Name: 2-O-Benzyl 1-O-butyl benzene-1,2-dicarboxylate
Molecular formula: C₁₉H₂₀O₄
Molar mass: 312.36 g/mol 
EINECS: 201-622-7
Product Categories: Industrial/Fine Chemicals; Phthalates; Phthalates (Environmental Endocrine Disruptors); Analytical Chemistry; Environmental Endocrine Disruptors; Functional Materials; Phthalates (Plasticizer); Plasticizer; BA - BHMethod Specific; Endocrine Disruptors (Draft)Cosmetics; 2000/60/ECMore...Close...; A-BAlphabetic; Allergens; Alpha Sort; B; EPA; European Community: ISO and DIN; Oeko-Tex Standard 100; PhthalatesMethod Specific; Plasticizers (phthalates)Method Specific; Volatiles/ Semivolatiles; Plasticizers; Polymer Additives; Polymer Science
Water Solubility: 0.000269 g/100 mL
FreezingPoint: -35 °C 
Index of Refraction: 1.553
Molar Refractivity: 88.18 cm³
Molar Volume: 275.4 cm³ 
Surface Tension: 43.7 dyne/cm
Density: 1.134 g/cm³
Flash Point: 198.3 °C
Enthalpy of Vaporization: 66.03 kJ/mol
Boiling Point: 408.3 °C at 760 mmHg
Vapour Pressure: 7.09E-07 mmHg at 25 °C 
Appearance: clear colorless liquid with a mild odor
Melting Point: <-35 °C
Classification Code of Benzyl butyl phthalate (CAS NO.85-68-7): Mutation data; Noxae; Reproductive Effect; Teratogens; Tumor data

 Benzyl butyl phthalate is mostly used as a plasticizer for PVC. Benzyl butyl phthalate is commonly used as a plasticizer for vinyl foams, which are often used as floor tiles. Other uses are in traffic cones, food conveyor belts, and artificial leather.

IARC Cancer Review: Group 3 IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 7 (1987),p. 56.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; Animal Inadequate Evidence IMEMDT    IARC Monographs on the Evaluation of Carcinogenic Risk of Chemicals to Man . 29 (1982),p. 193.(World Health Organization, Internation Agency for Research on Cancer,Lyon, France.: ) (Single copies can be ordered from WHO Publications Centre U.S.A., 49 Sheridan Avenue, Albany, NY 12210) ; NTP Carcinogenesis Bioassay (feed); No Evidence: mouse NTPTR*    National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No. NTP-TR-213,82 . ; Clear Evidence: rat NTPTR*    National Toxicology Program Technical Report Series. (Research Triangle Park, NC 27709) No. NTP-TR-213,82 . . Reported in EPA TSCA Inventory. Community Right-To-Know List.

Questionable carcinogen with experimental carcinogenic data. Moderately toxic by ingestion, skin contact, and intraperitoneal routes. Experimental reproductive effects. Combustible when exposed to heat or flame; can react with oxidizers. To fight fire, use spray or mist, CO₂, dry chemical. When heated to decomposition it emits acrid smoke and irritating fumes.
Hazard Codes: T,N
Risk Statements: 61-50/53-62 
R61:May cause harm to the unborn child. 
R50/53:Very toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment. 
R62:Risk of impaired fertility.
Safety Statements: 53-45-60-61 
S53:Avoid exposure - obtain special instructions before use. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S60:This material and its container must be disposed of as hazardous waste. 
S61:Avoid release to the environment. Refer to special instructions / safety data sheets.
RIDADR: UN 3082 9/PG 3
WGK Germany: 2
RTECS: TH9990000
HazardClass: 9
PackingGroup: III

  Benzyl butyl phthalate (CAS NO.85-68-7), its Synonyms are 1,2-Benzenedicarboxylic acid, butyl phenylmethyl ester ; Butyl benzyl phthalate ; Butylbenzyl phthalate ; Benzyl n-butyl phthalate ; Benzyl-butylester kyseliny ftalove ; Palatinol BB ; Phthalic acid, benzyl butyl ester ; Santicizer 160 ; Sicol ; Sicol 160 ; Unimoll BB ; n-Butyl benzyl phthalate .