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77373-21-8

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77373-21-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77373-21-8 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,7 and 3 respectively; the second part has 2 digits, 2 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 77373-21:
(7*7)+(6*7)+(5*3)+(4*7)+(3*3)+(2*2)+(1*1)=148
148 % 10 = 8
So 77373-21-8 is a valid CAS Registry Number.

77373-21-8Downstream Products

77373-21-8Relevant articles and documents

Epoxides : Part I - Synthesis of β,β-Diaryl-N-substituted-ethanolamines and Morpholines

Moussa, G. E. M.,Basyouni, M. N.,Shaban, M. E.

, p. 798 - 800 (2007/10/02)

Benzyl-, butyl- and ethanol-amines attack the unsubstituted carbon atom of epoxides (I) to give the corresponding ethanol- and diethanol-amines (II).The diethanolamines (II, R=CH2OH) undergo cyclodehydration to give morpholines (III).II (R=Ph and n-Pr) ha

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