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81932-05-0

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81932-05-0 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 81932-05-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,1,9,3 and 2 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 81932-05:
(7*8)+(6*1)+(5*9)+(4*3)+(3*2)+(2*0)+(1*5)=130
130 % 10 = 0
So 81932-05-0 is a valid CAS Registry Number.

81932-05-0Downstream Products

81932-05-0Relevant articles and documents

SUR UNE TRANSFORMATION INATTENDUE DU β-METHYL β-NITROSTYRENE EN ALDEHYDE SALICYLIQUE

Guillaumel, Jean,Demerseman, Pierre,Royer, Rene

, p. 4215 - 4218 (1981)

An unexpected route to o-hydroxybenzaldehyde is described.Thus, β-methyl β-nitrostyrene mixed with acetyl chloride and aluminium chloride at 0 deg C yields up to 45percent salicylaldehyde besides 2-acetoximino 1-chloro 1-phenyl propane and dichloromethyl benzene as minor products.

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