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1384487-73-3

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1384487-73-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1384487-73-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,8,4,4,8 and 7 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1384487-73:
(9*1)+(8*3)+(7*8)+(6*4)+(5*4)+(4*8)+(3*7)+(2*7)+(1*3)=203
203 % 10 = 3
So 1384487-73-3 is a valid CAS Registry Number.

1384487-73-3Downstream Products

1384487-73-3Relevant articles and documents

One-pot, two-step cascade synthesis of quinazolinotriazolobenzodiazepines

Guggenheim, Kathryn G.,Toru, Hannah,Kurth, Mark J.

, p. 3732 - 3735 (2012/09/08)

An operationally simple, one-pot, two-step cascade method has been developed to afford quinazolino[1,2,3]triazolo[1,4]benzodiazepines. This unique, atom-economical transformation engages five reactive centers (amide, aniline, carbonyl, azide, and alkyne) and employs environmentally benign iodine as a catalyst. The method proceeds via sequential quinazolinone-forming condensation and intramolecular azide-alkyne 1,3-dipolar cycloaddition reactions. Substrate scope, multicomponent examples, and mechanistic insights are discussed.

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