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(1R,4S,5S)-4-Isopropyl-3-oxa-bicyclo[3.2.0]heptan-2-one is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

103421-08-5

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103421-08-5 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 103421-08-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,3,4,2 and 1 respectively; the second part has 2 digits, 0 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 103421-08:
(8*1)+(7*0)+(6*3)+(5*4)+(4*2)+(3*1)+(2*0)+(1*8)=65
65 % 10 = 5
So 103421-08-5 is a valid CAS Registry Number.

103421-08-5Downstream Products

103421-08-5Relevant articles and documents

REDUCTION DES ANHYDRIDES BICYCLIQUES CONDENSES PAR LE BROMURE DE CYCLOPENTYLMAGNESIUM

Canonne, P.,Akssira, M.

, p. 1297 - 1300 (1985)

Greatly different product distributions were observed in the reactions of cyclopentyl- and isopropylmagnesium bromides with cyclohexane-, cyclohex-4-ene- and cyclobutane-1,2 dicarboxylic anhydrides.Cyclopentylmagnesium bromide yielded reduction products with high stereoselectivity whereas the isopropylmagnesium bromide provided the corresponding trans diastereomeric ketoacids via an addition enolization process.

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