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methyl chloroglyoxylate (o-trans-β-methylstyryl)hydrazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

71987-91-2

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71987-91-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 71987-91-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,1,9,8 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 71987-91:
(7*7)+(6*1)+(5*9)+(4*8)+(3*7)+(2*9)+(1*1)=172
172 % 10 = 2
So 71987-91-2 is a valid CAS Registry Number.

71987-91-2Downstream Products

71987-91-2Relevant academic research and scientific papers

Intramolecular 1,1-Cycloaddition of Nitrilimines as a Route to Benzodiazepines and Cyclopropacinnolines

Padwa, Albert,Nahm, Steven

, p. 1402 - 1409 (2007/10/02)

Treatment of o-vinylphenyl-substituted chloroglyoxylate phenylhydrazones with base leads to nitrilimines.These reactive 1,3-dipoles undergo intramolecular 1,1-cycloaddition with complete retention of configuration to give cyclopropacinnolines.When the

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