2491-91-0

2491-91-0 structure
2491-91-0 structure
  • Name: 1,3,4-Oxadiazole,2,5-bis(4-methylphenyl)-
  • Chemical Name: 2,5-bis(4-methylphenyl)-1,3,4-oxadiazole
  • CAS Number: 2491-91-0
  • Molecular Formula: C16H14N2O
  • Molecular Weight: 250.29500
  • Create Date: 2017-04-14 12:41:52
  • Modify Date: 2024-01-20 19:06:07

Name 2,5-bis(4-methylphenyl)-1,3,4-oxadiazole
Synonyms 2,5-dip-tolyl-1,3,4-oxadiazole
1,3,4-OXADIAZOLE,2,5-BIS(4-METHYLPHENYL)
2,5-Di(4-methylphenyl)-1,3,4-oxadiazole
2,5-bis-(p-methylphenyl)-1,3,4-oxadiazole
Density 1.128g/cm3
Boiling Point 399ºC at 760mmHg
Molecular Formula C16H14N2O
Molecular Weight 250.29500
Flash Point 189.3ºC
Exact Mass 250.11100
PSA 38.92000
LogP 4.02040
Vapour Pressure 3.26E-06mmHg at 25°C
Index of Refraction 1.577

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RO0673500
CHEMICAL NAME :
1,3,4-Oxadiazole, 2,5-bis(4-methylphenyl)-
CAS REGISTRY NUMBER :
2491-91-0
BEILSTEIN REFERENCE NO. :
0214609
LAST UPDATED :
199612
DATA ITEMS CITED :
3
MOLECULAR FORMULA :
C16-H14-N2-O
MOLECULAR WEIGHT :
250.32
WISWESSER LINE NOTATION :
T5NN DOJ CR D1& ER D1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
DOSE :
300 mg/kg
SEX/DURATION :
female 4-8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
IJMRAQ Indian Journal of Medical Research. (Indian Council of Medical Research, Ansari Nagar, New Delhi 110 029, India) V.1- 1913- Volume(issue)/page/year: 83,614,1986
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Subcutaneous
DOSE :
12500 ug/kg
SEX/DURATION :
female 4-8 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
IJMRAQ Indian Journal of Medical Research. (Indian Council of Medical Research, Ansari Nagar, New Delhi 110 029, India) V.1- 1913- Volume(issue)/page/year: 83,614,1986
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravaginal
DOSE :
44900 ug/kg
SEX/DURATION :
female 5 day(s) after conception
TOXIC EFFECTS :
Reproductive - Fertility - post-implantation mortality (e.g. dead and/or resorbed implants per total number of implants)
REFERENCE :
IJMRAQ Indian Journal of Medical Research. (Indian Council of Medical Research, Ansari Nagar, New Delhi 110 029, India) V.1- 1913- Volume(issue)/page/year: 83,614,1986
HS Code 2934999090
HS Code 2934999090
Summary 2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%