138825-97-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 138825-97-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,8,8,2 and 5 respectively; the second part has 2 digits, 9 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 138825-97:
(8*1)+(7*3)+(6*8)+(5*8)+(4*2)+(3*5)+(2*9)+(1*7)=165
165 % 10 = 5
So 138825-97-5 is a valid CAS Registry Number.
138825-97-5Relevant articles and documents
Process for the preparation of 2-chloro and 2,6-dichloroanilines
-
, (2008/06/13)
2-Chloro and 2,6-dichloroanilines, optionally substituted in the 3-, 5-, and/or 6-position are prepared from the corresponding anilides by selective bromination, chlorination, reduction and hydrolysis. The selectivity of the process for introducing chlorines ortho to the amino group is very high.
