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155191-51-8

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155191-51-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 155191-51-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,5,5,1,9 and 1 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 155191-51:
(8*1)+(7*5)+(6*5)+(5*1)+(4*9)+(3*1)+(2*5)+(1*1)=128
128 % 10 = 8
So 155191-51-8 is a valid CAS Registry Number.

155191-51-8Relevant articles and documents

STUDIES ON FORSKOLIN RING C FORMING REACTIONS

Jordine, Guido,Bick, Stefan,Moeller, Uwe,Welzel, Peter,Daucher, Birgit,Maas, Gerhard

, p. 139 - 160 (2007/10/02)

Labdane derivative 27 has been prepared from (E,E)-farnesol (4).Selenium- and mercury-mediated cyclization of 24 leads to compounds with the opposite configuration at C-8 as found in forskolin.

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