1080021-71-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1080021-71-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,8,0,0,2 and 1 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1080021-71:
(9*1)+(8*0)+(7*8)+(6*0)+(5*0)+(4*2)+(3*1)+(2*7)+(1*1)=91
91 % 10 = 1
So 1080021-71-1 is a valid CAS Registry Number.
1080021-71-1Relevant articles and documents
PROCESS FOR PRODUCING POLYCARBONATES AND A COORDINATION COMPLEX USED THEREFOR
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Paragraph 0154, (2014/09/16)
The complex of the present invention containing an onium salt and a central Lewis acidic metal has a high catalytic activity at a high temperature for the copolymerization of an epoxide and carbon dioxide to produce a high molecular weight polycarbonate.
