74693-69-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 74693-69-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,4,6,9 and 3 respectively; the second part has 2 digits, 6 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 74693-69:
(7*7)+(6*4)+(5*6)+(4*9)+(3*3)+(2*6)+(1*9)=169
169 % 10 = 9
So 74693-69-9 is a valid CAS Registry Number.
74693-69-9Relevant articles and documents
Synthesis of Platanetin - A Naturally Occuring Prenylated Flavone
Dwivedi, P.,Kapoor, N. K.,Khanna, R. N.
, p. 77 - 78 (2007/10/02)
Platanetin (3,5,7,8-tetrahydroxy-6-C-prenylflavone) (I) has been synthesized by the prenylation of 8-hydroxygalangin. 8-Hydroxygalangin has been synthesized by a new route.