21736-26-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 21736-26-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,1,7,3 and 6 respectively; the second part has 2 digits, 2 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 21736-26:
(7*2)+(6*1)+(5*7)+(4*3)+(3*6)+(2*2)+(1*6)=95
95 % 10 = 5
So 21736-26-5 is a valid CAS Registry Number.
21736-26-5Relevant articles and documents
Sterically shielded secondary N-tritylamines and N-tritylamide bases, readily available and useful synthetic reagents
Busch-Petersen, Jakob,Corey
, p. 2515 - 2518 (2000)
t-Butyltritylamine (1) and lithium t-butyltritylamide (2) are introduced as readily available and useful superhindered bases.