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227088-17-7

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227088-17-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 227088-17-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,2,7,0,8 and 8 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 227088-17:
(8*2)+(7*2)+(6*7)+(5*0)+(4*8)+(3*8)+(2*1)+(1*7)=137
137 % 10 = 7
So 227088-17-7 is a valid CAS Registry Number.

227088-17-7Relevant articles and documents

Total synthesis and antimicrobial activity of (±)- laurelliptinhexadecan-1-one and (±)-laurelliptinoctadecan-1-one

Nimgirawath, Surachai,Udomputtimekakul, Phansuang,Pongphuttichai, Samathi,Wanbanjob, Asawin,Taechowisan, Thongchai

experimental part, p. 2935 - 2947 (2009/04/07)

The structures previously assigned to (+)-laurelliptinhexadecan-1-one (1a) and (+)-laurelliptinoctadecan-1-one (1b) from Cocculus orbiculatus (L.) DC. (Menispermaceae) have been confirmed by total synthesis of the racemic alkaloids. The key step of the sy

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