141577-33-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 141577-33-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,1,5,7 and 7 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 141577-33:
(8*1)+(7*4)+(6*1)+(5*5)+(4*7)+(3*7)+(2*3)+(1*3)=125
125 % 10 = 5
So 141577-33-5 is a valid CAS Registry Number.
141577-33-5Relevant articles and documents
Preparation of urethane and carbonate products
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, (2008/06/13)
The present invention provides a process for preparing urethanes and carbonates from an amine or an alcohol, carbon dioxide and an allyl halide. The amine or alcohol is reacted with carbon dioxide to form the ammonium carbamate or carbonate salt which is