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475641-72-6

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475641-72-6 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 475641-72-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,7,5,6,4 and 1 respectively; the second part has 2 digits, 7 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 475641-72:
(8*4)+(7*7)+(6*5)+(5*6)+(4*4)+(3*1)+(2*7)+(1*2)=176
176 % 10 = 6
So 475641-72-6 is a valid CAS Registry Number.

475641-72-6Relevant articles and documents

Convergent synthesis of the ABCDE-ring part of ciguatoxin CTX3C

Fujiwara, Kenshu,Goto, Akiyoshi,Sato, Daisuke,Ohtaniuchi, Yuko,Tanaka, Hideki,Murai, Akio,Kawai, Hidetoshi,Suzuki, Takanori

, p. 7011 - 7014 (2007/10/03)

The ABCDE-ring part (2) of ciguatoxin CTX3C was concisely synthesized from the AB-ring and the E-ring parts (4 and 5).

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