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C15H18ClN2O9P*C6H15N is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

77331-20-5

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77331-20-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 77331-20-5 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,3 and 1 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 77331-20:
(7*7)+(6*7)+(5*3)+(4*3)+(3*1)+(2*2)+(1*0)=125
125 % 10 = 5
So 77331-20-5 is a valid CAS Registry Number.

77331-20-5Relevant academic research and scientific papers

NEW ACTIVATION OF CARBOXYLIC ACIDS BY REACTION WITH N,N-BIS-(2-OXO-3-OXAZOLIDINYL) PHOSPHORODIAMIDIC CHLORIDE (ClSPO)

Cabre-Castellvi, Juan,Palomo-Coll, Antonio Luis

, p. 4179 - 4182 (1980)

Pentacoordinated and quinquevalent phosphorus intermediates, have been isolated by reaction between the title reagent and carboxylic acids, prior to conversion into amides.

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