199002-02-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199002-02-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,0,0 and 2 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 199002-02:
(8*1)+(7*9)+(6*9)+(5*0)+(4*0)+(3*2)+(2*0)+(1*2)=133
133 % 10 = 3
So 199002-02-3 is a valid CAS Registry Number.
199002-02-3Relevant articles and documents
Process for preparing ethyl-alpha-amino-gamma-oxo-gamma-phenybutyrate derivatives
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, (2008/06/13)
Ethyl-β-benzoyacrylate is reacted with an alkali metal salt of (S)-alanine or an alkali metal salt of N6 -trifluoroacetyl-L-lysine to form the corresponding Michael addition product, and not less than an equivalent amount of acid is added after