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25640-78-2

25640-78-2 structure
25640-78-2 structure
  • Name: 4-Isopropylbiphenyl
  • Chemical Name: (1-methylethyl)-1,1'-Biphenyl
  • CAS Number: 25640-78-2
  • Molecular Formula: C15H16
  • Molecular Weight: 196.288
  • Create Date: 2018-02-24 08:00:00
  • Modify Date: 2024-01-06 11:30:16

Name (1-methylethyl)-1,1'-Biphenyl
Synonyms 4-(propan-2-yl)biphenyl
4-Isopropylbiphenyl
1,1'-Biphenyl, 4-(1-methylethyl)-
4-(1-methylethyl)biphenyl
Density 1.0±0.1 g/cm3
Boiling Point 293.9±10.0 °C at 760 mmHg
Molecular Formula C15H16
Molecular Weight 196.288
Flash Point 133.3±9.7 °C
Exact Mass 196.125198
LogP 5.32
Vapour Pressure 0.0±0.3 mmHg at 25°C
Index of Refraction 1.548

CHEMICAL IDENTIFICATION

RTECS NUMBER :
DV5410000
CHEMICAL NAME :
Biphenyl, isopropyl-
CAS REGISTRY NUMBER :
25640-78-2
LAST UPDATED :
199710
DATA ITEMS CITED :
9
MOLECULAR FORMULA :
C15-H16
MOLECULAR WEIGHT :
196.31

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4570 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
2610 mg/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
4 gm/kg
TOXIC EFFECTS :
Behavioral - altered sleep time (including change in righting reflex) Behavioral - tremor Behavioral - ataxia
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
14400 mg/kg/16W-C
TOXIC EFFECTS :
Liver - changes in liver weight Kidney, Ureter, Bladder - other changes in urine composition Kidney, Ureter, Bladder - changes in bladder weight

MUTATION DATA

TEST SYSTEM :
Rodent - rat
DOSE/DURATION :
2 gm/kg
REFERENCE :
CHYCDW Zhonghua Yufangyixue Zazhi. Chinese Journal of Preventive Medicine. (China International Book Trading Corp., POB 2820, Beijing, Peop. Rep. China) Beginning history not known. Volume(issue)/page/year: 19,132,1985 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - X6133 No. of Facilities: 47 (estimated) No. of Industries: 2 No. of Occupations: 7 No. of Employees: 942 (estimated) No. of Female Employees: 44 (estimated)
HS Code 2902909090
HS Code 2902909090
Summary 2902909090 other aromatic hydrocarbons。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:2.0%。General tariff:30.0%