86989-15-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 86989-15-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,6,9,8 and 9 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 86989-15:
(7*8)+(6*6)+(5*9)+(4*8)+(3*9)+(2*1)+(1*5)=203
203 % 10 = 3
So 86989-15-3 is a valid CAS Registry Number.
86989-15-3Relevant articles and documents
THE FIRST NATURALLY OCCURRING 4-ARYL FLAVAN-3-OL
Kolodziej, Herbert
, p. 1825 - 1828 (1983)
(2R,3R,4S)-4-(2,4,6-trihydroxyphenyl)flavan-3,3',4',5,7-pentaol, the first natural 4-aryl flavan-3-ol, was isolated from Nelia meyeri Schwant., and its structure and stereochemistry determined by spectroscopic investigation and synthesis.