130399-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 130399-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,0,3,9 and 9 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 130399-63:
(8*1)+(7*3)+(6*0)+(5*3)+(4*9)+(3*9)+(2*6)+(1*3)=122
122 % 10 = 2
So 130399-63-2 is a valid CAS Registry Number.
130399-63-2Relevant articles and documents
CHROMIC ACID OXIDATION OF 6-NITROCHOLEST-5-ENES
Shafiullah,,Singh, Raj K.,Ansari, Hasrat Ali,Ansari, Shahid A.
, p. 689 - 694 (2007/10/02)
Chromic acid oxidation of 6-nitrocholest-5-ene (1) afforded 6-nitrocholest-5-en-7-one (4) and 5,6-seco-6-nitrocholest-5,6-dione (5). 3β-Acetoxy-6-nitrocholest-5-ene (2) on similar treatment gave 3β-acetoxy-6-nitrocholest-5-en-7-one (6) and 3-acetoxy-6-nit