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1H-Pyrazole, 4,5-dihydro-1,3-diphenyl-5-(1-phenylethenyl)- is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

87995-87-7

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87995-87-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 87995-87-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,7,9,9 and 5 respectively; the second part has 2 digits, 8 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 87995-87:
(7*8)+(6*7)+(5*9)+(4*9)+(3*5)+(2*8)+(1*7)=217
217 % 10 = 7
So 87995-87-7 is a valid CAS Registry Number.

87995-87-7Relevant academic research and scientific papers

1,3-Dipolar Cycloadditions, 90. Diphenylnitrilimine and Substituted Butadienes; Substituent Effects and Rate of Cycloaddition

Fliege, Werner,Huisgen, Rolf,Kolbeck, Winfried,Weberndoerfer, Volkmar

, p. 3438 - 3460 (2007/10/02)

1-Substitued butadienes accept diphenylnitrilimine (2) not at the 1,2- but rather at the 3,4-double bond; the regiospecific cycloaddition furnishes 5-substituted 1,3-diphenyl-2-pyrazolines.The relative addition rates, measured in competition experiments,

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