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1156004-02-2

1156004-02-2

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1156004-02-2 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1156004-02-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,1,5,6,0,0 and 4 respectively; the second part has 2 digits, 0 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1156004-02:
(9*1)+(8*1)+(7*5)+(6*6)+(5*0)+(4*0)+(3*4)+(2*0)+(1*2)=102
102 % 10 = 2
So 1156004-02-2 is a valid CAS Registry Number.

1156004-02-2Relevant articles and documents

Lithium butylchalcogenolate induced Michael-aldol tandem sequence: easy and rapid access to highly functionalized organochalcogenides and unsaturated compounds

Keppler, Artur F.,Gariani, Rogério A.,Lopes, Danilo G.,Comasseto, Jo?o V.

experimental part, p. 2181 - 2184 (2009/08/07)

Lithium nbutylchalcogenolates are generated in situ by reacting the elements (S, Se, and Te) with nbutyllithium at 0 °C. Reaction of the lithium alkylchalcogenolates with activated alkenes and aldehydes gives the corresponding aldol

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