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1374636-86-8

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1374636-86-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1374636-86-8 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,7,4,6,3 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1374636-86:
(9*1)+(8*3)+(7*7)+(6*4)+(5*6)+(4*3)+(3*6)+(2*8)+(1*6)=188
188 % 10 = 8
So 1374636-86-8 is a valid CAS Registry Number.

1374636-86-8Downstream Products

1374636-86-8Relevant articles and documents

Synthesis of functionalized benzo[b]thiophenes by the intramolecular copper-catalyzed carbomagnesiation of alkynyl(aryl)thioethers

Kunz, Thomas,Knochel, Paul

, p. 1958 - 1961 (2012/04/18)

Highly functional: A copper(I)-catalyzed intramolecular carbomagnesiation under mild conditions transforms readily available alkynyl(aryl)thioethers into magnesiated benzothiophenes. Subsequent reaction with various electrophiles (acid chlorides, allyl bromides, aryl halides) provides polyfunctional benzo[b]thiophenes (see scheme). Further modification of the cyclization products affords highly diversified benzothiophene derivatives and new heterocyclic scaffolds.

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