848301-29-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 848301-29-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,4,8,3,0 and 1 respectively; the second part has 2 digits, 2 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 848301-29:
(8*8)+(7*4)+(6*8)+(5*3)+(4*0)+(3*1)+(2*2)+(1*9)=171
171 % 10 = 1
So 848301-29-1 is a valid CAS Registry Number.
848301-29-1Relevant articles and documents
Process for preparing alkyl/aryl chloroformates
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Page/Page column 2, (2010/02/11)
The present invention discloses an improved method for the preparation of alky/aryl chloroformates directly from alcohols and triphosgene. This method is simple, mild and efficient avoids use of hazardous phosgene. It can be used for the preparation of various aryl as well as alkyl chloroformates in excellent yields.
