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267653-05-4

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267653-05-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 267653-05-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,6,7,6,5 and 3 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 267653-05:
(8*2)+(7*6)+(6*7)+(5*6)+(4*5)+(3*3)+(2*0)+(1*5)=164
164 % 10 = 4
So 267653-05-4 is a valid CAS Registry Number.

267653-05-4Relevant articles and documents

Synthesis of 2-oxazolines and related N-containing heterocycles using [Et2NSF2]BF4 as a cyclodehydration agent

Pouliot, Marie-France,Angers, Laetitia,Hamel, Jean-Denys,Paquin, Jean-Fran?ois

supporting information; experimental part, p. 4121 - 4123 (2012/08/28)

The preparation of 2-oxazolines and related N-containing heterocycles from the corresponding hydroxyamides using XtalFluor-E ([Et2NSF 2s]BF4) as a cyclodehydration agent is described. A wide range of heterocycles are obtai

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