57291-29-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 57291-29-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,7,2,9 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 57291-29:
(7*5)+(6*7)+(5*2)+(4*9)+(3*1)+(2*2)+(1*9)=139
139 % 10 = 9
So 57291-29-9 is a valid CAS Registry Number.
57291-29-9Relevant articles and documents
PROCESS OF PRODUCTION OF 7,8-DIHYDRO-C15-ALDEHYDE
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Page/Page column 3; 5-6; 11-12, (2016/11/07)
The present invention relates to a new method to produce 7,8-dihydro-C15- aldehyde.