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773850-38-7

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773850-38-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 773850-38-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,7,3,8,5 and 0 respectively; the second part has 2 digits, 3 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 773850-38:
(8*7)+(7*7)+(6*3)+(5*8)+(4*5)+(3*0)+(2*3)+(1*8)=197
197 % 10 = 7
So 773850-38-7 is a valid CAS Registry Number.

773850-38-7Downstream Products

773850-38-7Relevant articles and documents

The [2 + 2] Staudinger cycloadditive route to enantiopure azetidino[4,1-d][1,4]benzooxazepines

Del Buttero, Paola,Molteni, Giorgio,Papagni, Antonio,Miozzo, Luciano

, p. 2555 - 2559 (2007/10/03)

The [2 + 2] Staudinger cycloaddition between the C=N double bond of 2,3-dihydrobenzoxazepines 2 and 6 and a series of acetyl chlorides gave the azetidino[4,1-d][1,4]benzo oxazepines 3 and 7, 8, respectively. In the case of enantiopure 6, the cycloaddition

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