194665-46-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194665-46-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,6,6 and 5 respectively; the second part has 2 digits, 4 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 194665-46:
(8*1)+(7*9)+(6*4)+(5*6)+(4*6)+(3*5)+(2*4)+(1*6)=178
178 % 10 = 8
So 194665-46-8 is a valid CAS Registry Number.
194665-46-8Relevant articles and documents
Synthesis of chinensines A-E
Margaros, Ioannis,Vassilikogiannakis, Georgios
, p. 4826 - 4831 (2007)
(Chemical Equation Presented) Short and efficient syntheses of coronarin E (4) and chinensines A-E (5-9) have been accomplished. The use of two different types of reaction of singlet oxygen (1O2) lies at the heart of the synthetic st