199787-22-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 199787-22-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,9,7,8 and 7 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 199787-22:
(8*1)+(7*9)+(6*9)+(5*7)+(4*8)+(3*7)+(2*2)+(1*2)=219
219 % 10 = 9
So 199787-22-9 is a valid CAS Registry Number.
199787-22-9Relevant academic research and scientific papers
D-pentofuranose derivatives and process for preparing the same
-
, (2008/06/13)
The present invention relates to D-pentofuranose derivatives represented by the following formulas (1) through (4): STR1 (wherein A represents a chlorobenzoyl group; R1 represents a hydrogen atom, an aliphatic lower acyl group, a substituted or