39168-98-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 39168-98-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,9,1,6 and 8 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 39168-98:
(7*3)+(6*9)+(5*1)+(4*6)+(3*8)+(2*9)+(1*8)=154
154 % 10 = 4
So 39168-98-4 is a valid CAS Registry Number.
39168-98-4Relevant articles and documents
Process for the synthesis of N-methyl-dialkylamines from secundary amines and formaldehyde
-
Page column 6, (2008/06/13)
Production of N-methyldialkylamines comprises reacting a dialkylamine with 1.5-3 molar equivalents of formaldehyde at 100-200[deg]C; degassing the reaction product; separating the aqueous phase; and distilling the organic phase.