185409-41-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 185409-41-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,8,5,4,0 and 9 respectively; the second part has 2 digits, 4 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 185409-41:
(8*1)+(7*8)+(6*5)+(5*4)+(4*0)+(3*9)+(2*4)+(1*1)=150
150 % 10 = 0
So 185409-41-0 is a valid CAS Registry Number.
185409-41-0Relevant articles and documents
A new scavenger resin for amines
Coppola, Gary M.
, p. 8233 - 8236 (1998)
Isatoic anhydride (1) can be attached to Merrifield resin by alkylation on its nitrogen. A maximum loading of 3.2 mmol of anhydride/g of 5 was achieved. This resin, due to the highly reactive anhydride moiety, completely removes primary and secondary aliphatic amines from reactions where they are used in excess.