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1199888-23-7

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1199888-23-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1199888-23-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,9,9,8,8 and 8 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1199888-23:
(9*1)+(8*1)+(7*9)+(6*9)+(5*8)+(4*8)+(3*8)+(2*2)+(1*3)=237
237 % 10 = 7
So 1199888-23-7 is a valid CAS Registry Number.

1199888-23-7Relevant articles and documents

Ring strain and total syntheses of modified macrocycles of the isoplagiochin type

Speicher, Andreas,Backes, Timo,Hesidens, Kerstin,Kolz, Juergen

supporting information; experimental part, (2010/04/22)

Macrocycles of the bisbibenzyl-type are natural products that are found exclusively in bryophytes (liverworts). The molecular framework of the subtype "isoplagiochin" is of substantial structural interest because of the chirality of the entire molecule, w

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