20795-68-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 20795-68-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,0,7,9 and 5 respectively; the second part has 2 digits, 6 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 20795-68:
(7*2)+(6*0)+(5*7)+(4*9)+(3*5)+(2*6)+(1*8)=120
120 % 10 = 0
So 20795-68-0 is a valid CAS Registry Number.
20795-68-0Relevant articles and documents
Synthesis method of tetrapolybenzyl compound
-
, (2019/05/28)
The invention relates to the technical field of organic chemistry, in particular to a synthesis method of a tetrapolybenzyl compound. Structure of the tetrapolybenzyl compound is shown as a general formula (I), wherein only one of R1, R3 and R5 is selecte
