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178616-60-9

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178616-60-9 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 178616-60-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,6,1 and 6 respectively; the second part has 2 digits, 6 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 178616-60:
(8*1)+(7*7)+(6*8)+(5*6)+(4*1)+(3*6)+(2*6)+(1*0)=169
169 % 10 = 9
So 178616-60-9 is a valid CAS Registry Number.

178616-60-9Relevant articles and documents

Synthesis of mono- and sesquiterpenoids, XXV: Synthesis of (6R*,7R*)-7-hydroxy-6,11-cyclofarnes-3(15)-en-2-one, the racemate of the antibacterial sesquiterpene from premna oligotricha, and its (6R*,7R*) isomer

Yajima, Arata,Takikawa, Hirosato,Mori, Kenji

, p. 891 - 897 (2007/10/03)

The structure of the antibacterial sesquiterpene from Premna oligotricha was shown to be not 1 but 2 (relative stereochemistry) by the unambiguous synthesis of both (±)-1 and (±)-2. VCH Verlagsgesellschaft mbH, 1996.

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