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1267646-14-9

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1267646-14-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1267646-14-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,6,7,6,4 and 6 respectively; the second part has 2 digits, 1 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1267646-14:
(9*1)+(8*2)+(7*6)+(6*7)+(5*6)+(4*4)+(3*6)+(2*1)+(1*4)=179
179 % 10 = 9
So 1267646-14-9 is a valid CAS Registry Number.

1267646-14-9Upstream product

1267646-14-9Downstream Products

1267646-14-9Relevant articles and documents

PROCESS FOR THE PREPARATION OF N-SUBSTITUTED CARBAMIC ACID ESTER AND PROCESS FOR THE PREPARATION OF ISOCYANATE USING THE N-SUBSTITUTED CARBAMIC ACID ESTER

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Page/Page column 163; 166, (2011/06/10)

The present invention provides a method for producing N-substituted carbamic acid-O-aryl ester derived from a compound having an ureido group, the method comprising the step of carrying out esterification or esterification and transesterification from the compound having the ureido group and a hydroxy composition containing one type or a plurality of types of hydroxy compounds.

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