90900-34-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 90900-34-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,0,9,0 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 90900-34:
(7*9)+(6*0)+(5*9)+(4*0)+(3*0)+(2*3)+(1*4)=118
118 % 10 = 8
So 90900-34-8 is a valid CAS Registry Number.
90900-34-8Relevant articles and documents
Generation and Cycloaddition Reactions of Oxazoline N-Oxides
Ashburn, Stephen P.,Coates, Robert M.
, p. 3127 - 3133 (2007/10/02)
2,4,4-Trimethyloxazoline N-oxide (6a) and 2-ethyl-4,4-dimethyloxazoline N-oxide (6b) have been prepared by condensation of 2-(hydroxyamino)-2-methyl-1-propanol hydrochloride (7) with triethyl orthoacetate and orthopropionate. Cycloaddition reactions
