63881-21-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 63881-21-0 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,3,8,8 and 1 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 63881-21:
(7*6)+(6*3)+(5*8)+(4*8)+(3*1)+(2*2)+(1*1)=140
140 % 10 = 0
So 63881-21-0 is a valid CAS Registry Number.
63881-21-0Relevant articles and documents
Iodinated anilic acids
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, (2008/06/13)
3-Amino-2,4,6-triiodobenzoic acids optionally substituted in the 5-position by amino or carboxy or a derivative thereof react with dibasic acid anhydrides to give the corresponding cyclic imides (A), which can be hydrolyzed to the corresponding anilic aci