3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole

Modify Date: 2025-09-17 22:01:51

3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure
3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole structure
Common Name 3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole
CAS Number 57845-06-4 Molecular Weight 367.27100
Density 1.26g/cm3 Boiling Point 497.1ºC at 760 mmHg
Molecular Formula C21H16Cl2N2 Melting Point N/A
MSDS N/A Flash Point 254.4ºC

 Names

Name 3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole

 Chemical & Physical Properties

Density 1.26g/cm3
Boiling Point 497.1ºC at 760 mmHg
Molecular Formula C21H16Cl2N2
Molecular Weight 367.27100
Flash Point 254.4ºC
Exact Mass 366.06900
PSA 15.60000
LogP 5.84970
Index of Refraction 1.644
InChIKey NTHVRFBJCARCTA-UHFFFAOYSA-N
SMILES Clc1ccc(C2=NN(c3ccccc3)C(c3ccc(Cl)cc3)C2)cc1

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
UQ8940000
CHEMICAL NAME :
2-Pyrazoline, 3,5-bis(4-chlorophenyl)-1-phenyl-
CAS REGISTRY NUMBER :
57845-06-4
BEILSTEIN REFERENCE NO. :
0307071
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C21-H16-Cl2-N2
MOLECULAR WEIGHT :
367.29

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 :
>1 gm/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
RCOCB8 Research Communications in Chemical Pathology and Pharmacology. (PJD Pub. Ltd., P.O. Box 966, Westbury, NY 11590) V.1- 1970- Volume(issue)/page/year: 56,129,1987

 Synthetic Route

~91%

3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Zhu, Xingyi; Li, Zhenhua; Jin, Can; Xu, Li; Wu, Qianqian; Su, Weike Green Chemistry, 2009 , vol. 11, # 2 p. 163 - 165

~93%

3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Safaei-Ghomi; Bamoniri; Soltanian-Telkabadi Chemistry of Heterocyclic Compounds, 2006 , vol. 42, # 7 p. 892 - 896

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3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Sivakumar, Ponnurengam Malliappan; Ganesan, Suresh; Veluchamy, Prabhawathi; Doble, Mukesh Chemical Biology and Drug Design, 2010 , vol. 76, # 5 p. 407 - 411

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3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Safaei-Ghomi; Bamoniri; Soltanian-Telkabadi Chemistry of Heterocyclic Compounds, 2006 , vol. 42, # 7 p. 892 - 896

~%

3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Safaei-Ghomi; Bamoniri; Soltanian-Telkabadi Chemistry of Heterocyclic Compounds, 2006 , vol. 42, # 7 p. 892 - 896

~%

3,5-bis(4-chlorophenyl)-2-phenyl-3,4-dihydropyrazole Structure

3,5-bis(4-chlor...

CAS#:57845-06-4

Literature: Ilford Ltd. Patent: GB669591 , 1949 ;
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