1415228-03-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1415228-03-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,5,2,2 and 8 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1415228-03:
(9*1)+(8*4)+(7*1)+(6*5)+(5*2)+(4*2)+(3*8)+(2*0)+(1*3)=123
123 % 10 = 3
So 1415228-03-3 is a valid CAS Registry Number.
1415228-03-3Relevant articles and documents
PROCESS FOR PRODUCING WINE LACTONE
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Paragraph 0425; 0426, (2013/03/26)
The present invention relates to a method comprising (A) reacting a β-keto ester with a 2-halo ester under basic conditions to obtain a 2-aceto-3-methyl-succinic acid ester; (B) reacting the resulting 2-aceto-3-methyl-succinic acid ester with methyl vinyl
