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77120-90-2

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77120-90-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77120-90-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,1,2 and 0 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77120-90:
(7*7)+(6*7)+(5*1)+(4*2)+(3*0)+(2*9)+(1*0)=122
122 % 10 = 2
So 77120-90-2 is a valid CAS Registry Number.

77120-90-2Relevant articles and documents

A PRACTICAL SYNTHESIS OF (+/-)-THIENAMYCIN

Melillo, D.G.,Shinkai, I.,Liu, T.,Ryan, K.,Sletzinger, M.

, p. 2783 - 2786 (1980)

An efficient and operationally simply synthesis of (+/-)-thienamycin is described.

Herbicidal (2 or 6)-fluoroalkyl-4-amino pyridine derivatives

-

, (2008/06/13)

Disclosed herein are 3,5-pyridinedicarboxylic acid derivatives having heteroatom substitution at the 4 position which are useful as herbicides and herbicide precursors.

Intermediate for the preparation of thienamycin

-

, (2008/06/13)

Disclosed is a process for the stereocontrolled total synthesis of thienamycin from acetone dicarboxylate via intermediate II: STR1 wherein R is a readily removable carboxyl protecting group.

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