Benzil

Names

[ CAS No. ]:
134-81-6

[ Name ]:
Benzil

[Synonym ]:
1,2-Ethanedione, 1,2-diphenyl-
Dibenzoyl
Dibenzoyl Zone Refined
EINECS 205-157-0
Diphenylethanedione Zone Refined
MFCD00003080
Diphenylethanedione
Bibenzoyl
Diphenyl-a,b-diketone
Benzil
1,2-diphenylethane-1,2-dione
Esacure KBO
CHC-12
Diphenylglyoxal Zone Refined

Chemical & Physical Properties

[ Density]:
1.2±0.1 g/cm3

[ Boiling Point ]:
347.0±11.0 °C at 760 mmHg

[ Melting Point ]:
94-95 °C(lit.)

[ Molecular Formula ]:
C₁₄H₁₀O₂

[ Molecular Weight ]:
210.228

[ Flash Point ]:
142.6±4.9 °C

[ Exact Mass ]:
210.068085

[ PSA ]:
34.14000

[ LogP ]:
3.38

[ Vapour Pressure ]:
0.0±0.8 mmHg at 25°C

[ Index of Refraction ]:
1.594

[ Stability ]:
Stable. Combustible. Incompatible with strong oxidizing agents.

[ Water Solubility ]:
0.5 g/L (20 ºC)

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: DD1925000

CHEMICAL NAME :: Benzil

CAS REGISTRY NUMBER :: 134-81-6

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C14-H10-O2

MOLECULAR WEIGHT :: 210.24

WISWESSER LINE NOTATION :: RVVR

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: 85JCAE "Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986 Volume(issue)/page/year: -,294,1986 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - mouse

DOSE/DURATION :: >3 gm/kg

TOXIC EFFECTS :: Behavioral - somnolence (general depressed activity)

REFERENCE :: IYKEDH Iyakuhin Kenkyu. Study of Medical Supplies. (Nippon Koteisho Kyokai, 12-15, 2-chome, Shibuya, Shibuya-ku, Tokyo 150, Japan) V.1- 1970- Volume(issue)/page/year: 15,359,1984 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X4886 No. of Facilities: 29 (estimated) No. of Industries: 2 No. of Occupations: 2 No. of Employees: 72 (estimated) No. of Female Employees: 44 (estimated)

Safety Information

[ Symbol ]:

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-S37/39

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
DD1925000

[ HS Code ]:
29143900

Precursor & DownStream

Precursor

DownStream

Customs

[ HS Code ]: 29143900

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Organic and inorganic entities [Cu(II), Co(II), Ni(II) and Zn(II)] have been bridged by N2O2 type heterocyclic imine (CN) ligand for the synthesis of novel organic-inorganic bridged complexes of the t...

Identification and characterization of novel benzil (diphenylethane-1,2-dione) analogues as inhibitors of mammalian carboxylesterases.

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