945527-91-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 945527-91-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,4,5,5,2 and 7 respectively; the second part has 2 digits, 9 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 945527-91:
(8*9)+(7*4)+(6*5)+(5*5)+(4*2)+(3*7)+(2*9)+(1*1)=203
203 % 10 = 3
So 945527-91-3 is a valid CAS Registry Number.
945527-91-3Relevant articles and documents
PROCESS FOR PRODUCING POLYCARBONATES AND A COORDINATION COMPLEX USED THEREFOR
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, (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.