178817-74-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 178817-74-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,7,8,8,1 and 7 respectively; the second part has 2 digits, 7 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 178817-74:
(8*1)+(7*7)+(6*8)+(5*8)+(4*1)+(3*7)+(2*7)+(1*4)=188
188 % 10 = 8
So 178817-74-8 is a valid CAS Registry Number.
178817-74-8Relevant articles and documents
Synthesis of (-)-furodysinin from (+)-limonene
Ho, Tse-Lok,Chein, Rong-Jie
, p. 1147 - 1147 (2007/10/03)
Furodysinin is synthesised by elaboration of (1R, 2R)-(+)-limonene oxide; key reactions include a tandem Claisen rearrangement - ene reaction and trapping of a conjugate adduct of an enone providing a bicyclic precursor of the sesquiterpene.
