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149472-34-4

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149472-34-4 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149472-34-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,4,7 and 2 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 149472-34:
(8*1)+(7*4)+(6*9)+(5*4)+(4*7)+(3*2)+(2*3)+(1*4)=154
154 % 10 = 4
So 149472-34-4 is a valid CAS Registry Number.

149472-34-4Downstream Products

149472-34-4Relevant articles and documents

Synthesis of homochiral β-sulfinyl nitrones and their application for enantioselective synthesis of (+)-euphococcinine

Murahashi, Shun-Ichi,Sun, Jun,Kurosawa, Hiroyuki,Imada, Yasushi

, p. 557 - 561 (2007/10/03)

Homochiral β-sulfinyl nitrones can be prepared from secondary amines in three steps. Enantioselective synthesis of defensive alkaloid (+)- euphococcinine (9) has been accomplished by means of diastereoselective allylation of homochiral β-sulfinyl nitrone

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