16809-91-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 16809-91-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,6,8,0 and 9 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 16809-91:
(7*1)+(6*6)+(5*8)+(4*0)+(3*9)+(2*9)+(1*1)=129
129 % 10 = 9
So 16809-91-9 is a valid CAS Registry Number.
16809-91-9Relevant articles and documents
SYNTHESIS OF OLEFINS
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Paragraph 00169-00178, (2013/06/27)
Described herein are methods for producing 1,3-butadiene and one or more of acrylic acid and esters of acrylic acid from muconic acid or a derivative thereof.