21370-90-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21370-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,3,7 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 21370-90:
(7*2)+(6*1)+(5*3)+(4*7)+(3*0)+(2*9)+(1*0)=81
81 % 10 = 1
So 21370-90-1 is a valid CAS Registry Number.
21370-90-1Relevant articles and documents
2β,3α,5α-TRIHYDROXY-ANDROST-6-ONE AND PREPARATION METHODS AND USES THEREOF
-
Paragraph 0068; 0069, (2017/01/09)
The present invention discloses compound 22,3±,5±-trihydroxy-androst-6-one, having the structure of formula (I). The present invention also discloses a plurality of methods for preparing the compound and a use of the compound.