1573-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1573-57-5 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 1,5,7 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1573-57:
(6*1)+(5*5)+(4*7)+(3*3)+(2*5)+(1*7)=85
85 % 10 = 5
So 1573-57-5 is a valid CAS Registry Number.
1573-57-5Relevant articles and documents
INTEGRATED PROCESS FOR THE PRODUCTION OF Z-1,1,1,4,4,4-HEXAFLUORO-2-BUTENE
-
Paragraph 0034; 0052, (2016/04/20)
The present invention provides an efficient and cost effect synthesis route from a specific starting material of 2,3-dichloro-1,3-butadiene to the desired product of Z-1,1,1,4,4,4-hexafluoro-2-butene.