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6-methoxy-1-methyl-1,2,3,4-tetrahydro-1-naphthaldehyde 2,4-dinitrophenylhydrazone is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

120316-40-7

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120316-40-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 120316-40-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,0,3,1 and 6 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 120316-40:
(8*1)+(7*2)+(6*0)+(5*3)+(4*1)+(3*6)+(2*4)+(1*0)=67
67 % 10 = 7
So 120316-40-7 is a valid CAS Registry Number.

120316-40-7Downstream Products

120316-40-7Relevant academic research and scientific papers

AN INTERESTING RING CONTRACTION OF A CLASS OF BROMOHYDRINS AND TRANS-DIBROMIDES

Bhattacharya, S.,Mandal, A. N.,Chaudhuri, S. R. Ray,Chatterjee, A.

, p. 3007 - 3010 (1984)

An efficient ring contraction of stereoisomeric 1,2-benzo-4-bromo-3-hydroxycyclohept-1-ene and their derivatives (1a-e) to (2a-c) is reported, and a probable mechanism for this ring contraction has been suggested.

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