1374758-56-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1374758-56-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,7,5 and 8 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1374758-56:
(9*1)+(8*3)+(7*7)+(6*4)+(5*7)+(4*5)+(3*8)+(2*5)+(1*6)=201
201 % 10 = 1
So 1374758-56-1 is a valid CAS Registry Number.
1374758-56-1Relevant articles and documents
METHOD OF PREPARING CHIRAL KETONES FROM ALDEHYDES
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Paragraph 0057; 0069; 0073, (2013/07/05)
Present invention relates to a method of preparing a chiral α- or β-substituted ketone from the corresponding β- or γ-substituted aldehyde, wherein the ketone has formula (I), (III) or (V), and the corresponding aldehyde has formula (II), (IV) or (VI), re