67895-75-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 67895-75-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,7,8,9 and 5 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 67895-75:
(7*6)+(6*7)+(5*8)+(4*9)+(3*5)+(2*7)+(1*5)=194
194 % 10 = 4
So 67895-75-4 is a valid CAS Registry Number.
67895-75-4Relevant articles and documents
Facile synthesis of (±)-parahigginone methyl ether and (±)-curcuphenol
Du, Zhen-Ting,Li, An-Pai,Peng, Kun,Wu, Tong-Xing,Pan, Xin-Fu
, p. 571 - 574 (2007/10/03)
Using Grinard coupling as a key step, a facile synthetic approach to (±)-parahigginone methyl ether 1 and (±)-curcuphenol 2 has been achieved by five steps with 42.3% and 58.6% overall yield, respectively.