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1427777-81-8

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1427777-81-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1427777-81-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,2,7,7,7 and 7 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1427777-81:
(9*1)+(8*4)+(7*2)+(6*7)+(5*7)+(4*7)+(3*7)+(2*8)+(1*1)=198
198 % 10 = 8
So 1427777-81-8 is a valid CAS Registry Number.

1427777-81-8Downstream Products

1427777-81-8Relevant articles and documents

Sigmatropic rearrangement of allenic alcohols: Stereoselective synthesis of 1,3-diene-2-ol sulfonates

Zhao, Yuyang,Wang, Yurong,Gu, Zhanshou,Wang, Zhiming

, p. 4014 - 4021 (2017/07/11)

An efficient synthetic pathway to 1,3-diene-2-ol sulfonates involving the [3,3]-sigmatropic rearrangement of allenic alcohols with sulfonic acids under mild reaction conditions is described. These products can easily undergo reduction or transition-metal catalyzed cross-coupling reactions to yield a series of stereodefined multisubstituted 1,3-dienes.

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