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149526-47-6

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149526-47-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 149526-47-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,4,9,5,2 and 6 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 149526-47:
(8*1)+(7*4)+(6*9)+(5*5)+(4*2)+(3*6)+(2*4)+(1*7)=156
156 % 10 = 6
So 149526-47-6 is a valid CAS Registry Number.

149526-47-6Relevant articles and documents

Structure and Synthesis of Arnottin I: a 6H-Benzonaphthopyran-6-one Derivative from a Plant Source

Ishii, Hisashi,Ishikawa, Tsutomu,Murota, Masayuki,Aoki, Yoshiyuki,Harayama, Takashi

, p. 1019 - 1022 (2007/10/02)

Arnottin I 2 isolated from Xanthoxylum arnottianum Maxim and of previously unknown structure has been unambiguously synthesized utilizing a 2-methylarenofuran as a masked salicylaldehyde.This is the first occurrence of a 6H-benzonaphthopyran-6-o

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