Benzopinacole

Modify Date: 2025-08-20 15:07:00

Benzopinacole Structure
Benzopinacole structure
Common Name Benzopinacole
CAS Number 464-72-2 Molecular Weight 366.45200
Density 1.198 g/cm3 Boiling Point 506.9ºC at 760 mmHg
Molecular Formula C26H22O2 Melting Point 171-173 °C(lit.)
MSDS Chinese USA Flash Point 224.9ºC

 Names

Name Benzopinacole
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.198 g/cm3
Boiling Point 506.9ºC at 760 mmHg
Melting Point 171-173 °C(lit.)
Molecular Formula C26H22O2
Molecular Weight 366.45200
Flash Point 224.9ºC
Exact Mass 366.16200
PSA 40.46000
LogP 4.85860
Vapour Pressure 4.26E-11mmHg at 25°C
Index of Refraction 1.648
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
Water Solubility insoluble

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
KI2750000
CHEMICAL NAME :
1,2-Ethanediol, 1,1,2,2-tetraphenyl-
CAS REGISTRY NUMBER :
464-72-2
LAST UPDATED :
199701
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C26-H22-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>10 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,99,1976
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intraperitoneal
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
>8 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
EJTXAZ European Journal of Toxicology and Environmental Hygiene. (Paris, France) V.7-9, 1974-76. For publisher information, see TOERD9. Volume(issue)/page/year: 9,99,1976

 Safety Information

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
Hazard Codes Xi: Irritant;
Risk Phrases R20/21/22
Safety Phrases S22-S24/25
RIDADR NONH for all modes of transport
WGK Germany 2
RTECS KI2750000
HS Code 29062900

 Synthetic Route

 Customs

HS Code 2906299090
Summary 2906299090 other aromatic alcohols。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:5.5%。General tariff:30.0%

 Synonyms

1,1,2,2-tetraphenylethane-1,2-diol
EINECS 207-356-8
Benzopinacol
1,1,2,2-Tetraphenyl-1,2-ethanediol
MFCD00004448
Tetraphenylethylene Glycol
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