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131035-33-1

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131035-33-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 131035-33-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,3,1,0,3 and 5 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 131035-33:
(8*1)+(7*3)+(6*1)+(5*0)+(4*3)+(3*5)+(2*3)+(1*3)=71
71 % 10 = 1
So 131035-33-1 is a valid CAS Registry Number.

131035-33-1Relevant articles and documents

CHIRAL AMINAL TEMPLATES 3. DIASTEREOSELECTIVITY OF ORGANOMETALLIC ATTACK ON ALDEHYDES BEARING A CHIRAL IMIDAZOLIDINE GROUP

Alexakis, A.,Sedrani, R.,Normant, J. F.,Mangeney, P.

, p. 283 - 286 (2007/10/02)

Monoprotected phthalaldehydes 3 and 4, bearing a chiral imidazolidine auxiliary were reacted with various organometallic reagents.Lithium organocuprates gave almost exclusively one diastereomer whereas an organomanganese reagent gave the opposite one.Hydr

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