3400-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 3400-81-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 3,4,0 and 0 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 3400-81:
(6*3)+(5*4)+(4*0)+(3*0)+(2*8)+(1*1)=55
55 % 10 = 5
So 3400-81-5 is a valid CAS Registry Number.
3400-81-5Relevant articles and documents
Reactions of Some 3-Methylcyclohexenones with Dimethylformamide Dimethyl Acetal
Kasum, Bruno,Prager, Rolf H.
, p. 63 - 68 (2007/10/02)
The reactions of 3-methylcyclohexenone, 4-ethoxycarbonyl-3-methylcyclohexenone, isophorone, 2-amino-3-methylcyclohexenone and 2-nitro-3-methylcyclohexenone with dimethylformamide dimethyl acetal have been investigated, and the products characterized.
