666210-58-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 666210-58-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,6,6,2,1 and 0 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 666210-58:
(8*6)+(7*6)+(6*6)+(5*2)+(4*1)+(3*0)+(2*5)+(1*8)=158
158 % 10 = 8
So 666210-58-8 is a valid CAS Registry Number.
666210-58-8Relevant articles and documents
PROCESS OF PREPARING IOSIMENOL
-
, (2018/11/26)
The present invention relates to a 5-step process for preparing iosimenol starting from ammonium 3-amino-5-(aminocarbonyl)benzoate which is first converted to 3-amino-5-(aminocarbonyl)-2,4,6-triiodobenzoic acid using sodium iodine dichloride (NaICl2