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97141-56-5

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97141-56-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 97141-56-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,7,1,4 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 97141-56:
(7*9)+(6*7)+(5*1)+(4*4)+(3*1)+(2*5)+(1*6)=145
145 % 10 = 5
So 97141-56-5 is a valid CAS Registry Number.

97141-56-5Downstream Products

97141-56-5Relevant articles and documents

A new Atisane Diterpene: ent-16α-Hydroxyatis-13-en-3-one from Androstachys johnsonii Prain

Piacenza, Lorenzo P. L.,Pegel, Karl H.,Laing, Michael,Waight, Eric S.,Weeks, Charles M.,Gorst-Allman, Charles P.

, p. 703 - 710 (2007/10/02)

The title diterpene, a rare example of the naturally occuring ent-atis-13-ene type, has been isolated as the 2-benzylidene derivative from the heartwood hexane extract of Androstachys johnsonii Prain.Its structure was determined by n.m.r. and X-ray crysta

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