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1071216-81-3

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1071216-81-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 1071216-81-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,1,2,1 and 6 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1071216-81:
(9*1)+(8*0)+(7*7)+(6*1)+(5*2)+(4*1)+(3*6)+(2*8)+(1*1)=113
113 % 10 = 3
So 1071216-81-3 is a valid CAS Registry Number.

1071216-81-3Downstream Products

1071216-81-3Relevant articles and documents

Convenient preparation of N-substituted indoles by modified Leimgruber-Batcho indole synthesis

Coe, Jotham W.,Vetelino, Michael G.,Bradlee, Michael J.

, p. 6045 - 6048 (2007/10/03)

A modified reductive alkylation of pre-indole 3, prepared from readily available Leimgruber-Batcho indole synthesis derived intermediates, followed by acidic methanolysis generates 6-carbomethoxy-N-substituted indoles. The three step preparation of pre-indole 3 from substituted 2-nitrotoluene 1 in 66% yield and conversion to a variety of N-substituted indoles is presented.

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