134-81-6

134-81-6 structure

Name: Benzil
Chemical Name: benzil
CAS Number: 134-81-6
Molecular Formula: C₁₄H₁₀O₂
Molecular Weight: 210.228
Catalog: Chemical reagent Organic reagent Aromatic ketone
Create Date: 2018-05-11 08:00:00
Modify Date: 2026-06-30 10:54:35

Name	benzil
Synonyms	1,2-DIPHENYLETHANEDIONE Dibenzoyl Dibenzoyl Zone Refined Dipenylglyoxal BENZIL extrapure Diphenylethanedione Diphenyl-alpha,beta-diketone Bibenzoyl Diphenylethane-1,2-dione BENZIL(BIBENZOYL) Benzil Zone Refined 1,2-diphenylethane-1,2-dione BENZIL G UV Photoinitiator CAS No -6 Benzil BENZIL, (96° C) MELTING POINT STANDD WHO STANDD Phenytoin Sodium Impurity B Dibenzoyl, Diphenylethanedione β-diketone Diphenylethanedione BENZIL DIPHENYLGLYOXAL Diphenylethanedione(Benzil) BIBENZOYL MFCD00003080 Chc12Benzil Melting point standd benzil Phenytoin IMpurity B (Diphenylethanedione) Esacure KBO CHC-12 DIBENZOYL Glyoxal, diphenyl 'L' Benzil ade Ethanedione,diphenyl DIPHENYL DIKETONE Diphenylethanedione Zone Refined BenzilForSynthesis diphenyl-glyoxa 1,2-Diphenylethane-1,2-dione BENZIL, (PHOTOPOLYMERIZATION CATALYST) Phenytoin Impurity B 1,2-DIPHENYL-1,2 ETHANEDIONE BENZIL CRYSTALLINE Dibenzoyl, 1,2-Diphenylethane-1,2-dione 1,2-Diphenlethanedione diphenyl-ethanedion 1,2-Diphenyl Ethandione Phenytoin Sodium Impurity BQ: What is Phenytoin Sodium Impurity B Q: What is the CAS Number of Phenytoin Sodium Impurity B Q: What is the storage condition of Phenytoin Sodium Impurity B Q: What e the applications of Phenytoin Sodium Impurity B AURORA Benzil Zone Refined (number of passes:22) EINECS 205-157-0 Benzil (1,2-diphenylethan-dion) Dibenzoyl Dipenylglyoxal 1,2-Diphenlethanedione Diphenyl-α DIPHENYLETHANEDIONE Diphenyl-a,b-diketone wy-20910 Benzil > Phenytoin Impurity 2(Phenytoin Impurity B) DIPHENYL-A B-DIKETONE Dibenzoyl Diphenylethanedione Diphenylglyoxal Diphenylglyoxal Zone Refined

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)

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)

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 0
DownStream 10
10205-69-3 105949-96-0 106823-25-0 111716-77-9
13249-75-7 10562-16-0 4404-98-2 26939-18-4
84110-40-7 37469-24-2

HS Code	29143900

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