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1237511-99-7

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1237511-99-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1237511-99-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,3,7,5,1 and 1 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1237511-99:
(9*1)+(8*2)+(7*3)+(6*7)+(5*5)+(4*1)+(3*1)+(2*9)+(1*9)=147
147 % 10 = 7
So 1237511-99-7 is a valid CAS Registry Number.

1237511-99-7Downstream Products

1237511-99-7Relevant articles and documents

A convenient and efficient synthesis of C-carbamoyl-1,2,3-triazoles from alkyl bromide by a one-pot sequential addition: Conversion of ester to amide using Zr(Ot-Bu)4

Yang, Dongsik,Kwon, Mihyun,Jang, Yujin,Jeon, Heung Bae

experimental part, p. 3691 - 3695 (2010/08/20)

A convenient and efficient one-pot sequence has been developed for the synthesis of C-carbamoyl-1,2,3-triazoles from alkyl bromide using (i) sodium azide, (ii) methyl propiolate and copper iodide, and (iii) amines, zirconium tert-butoxide, and 1-hydroxybe

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