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1401905-05-2

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1401905-05-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1401905-05-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,0,1,9,0 and 5 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1401905-05:
(9*1)+(8*4)+(7*0)+(6*1)+(5*9)+(4*0)+(3*5)+(2*0)+(1*5)=112
112 % 10 = 2
So 1401905-05-2 is a valid CAS Registry Number.

1401905-05-2Relevant articles and documents

Total synthesis of umuravumbolide

Shekhar, Vanam,Reddy, Dorigondla Kumar,Venkateswarlu, Yenamandra

, p. 1593 - 1599 (2012)

A simple and efficient stereoselective total synthesis of (+)-umuravumbolide (1b) and (-)-deacetylumuravumbolide (1a) starting from commercially available pentanal is described. The synthesis involves Sharpless asymmetric epoxidation, Jacobsen's hydrolytic kinetic resolution (HKR), and the Yamaguchi oxirane opening as key steps (Scheme2).

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