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276677-03-3

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276677-03-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 276677-03-3 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,6,6,7 and 7 respectively; the second part has 2 digits, 0 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 276677-03:
(8*2)+(7*7)+(6*6)+(5*6)+(4*7)+(3*7)+(2*0)+(1*3)=183
183 % 10 = 3
So 276677-03-3 is a valid CAS Registry Number.

276677-03-3Relevant articles and documents

Preparation method for o-tolylacetic acid aryl formic acid derivative

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Paragraph 0072-0075, (2019/07/16)

The invention discloses a preparation method for an o-tolylacetic acid aryl formic acid derivative. According to the method, new C-C bonds can be formed, the organic o-tolylacetic acid aryl formic acid derivative is obtained, the good functional group tolerance is achieved, and the o-tolylacetic acid aryl formic acid derivative which cannot be easily obtained by adopting other methods can be synthesized; according to the method, adopted raw materials are easy to obtain, the yield is high, the reaction conditions are mild, the substrate range is wide, and after-treatment is simple and green.

Substituted aryl and heteroaryl derivatives, their production and their use as medicines

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, (2008/06/13)

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