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43051-88-3

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43051-88-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 43051-88-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,3,0,5 and 1 respectively; the second part has 2 digits, 8 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 43051-88:
(7*4)+(6*3)+(5*0)+(4*5)+(3*1)+(2*8)+(1*8)=93
93 % 10 = 3
So 43051-88-3 is a valid CAS Registry Number.

43051-88-3Downstream Products

43051-88-3Relevant articles and documents

Radical and Ionic Nucleophilic Substitution Reactions on α-Alkyl-γ-(p-nitrophenyl)allyl Derivatives

Barker, Steven D.,Norris, Robert K.

, p. 527 - 544 (2007/10/02)

The nature of the reaction between α-alkyl-γ-(p-nitrophenyl)allyl chlorides (1)-(3), which have the general form p-O2NC6H4CH=CHCH(Cl)R, and a variety of nucleophiles depends on the alkyl group R and the nucleophile.The chloride (1) (R = Me) undergoes ionic (SN2 and subsequent Michael addition) processes with the salt (7) of 2-nitropropane to give products (15) and (16) whereas the chloride (2) (R = Pri) gives a mixture of products (17) and (18) which are shown to arise by a radical-chain nucleophilic substitution process, with allylic rearrangement-an SRN1' reaction- and ionic processes respectively.The chloride (3) (R = But) gives the SRN1' product (25) with the salt (7).Other nucleophiles with (2) and (3) appear to react by ionic (SN2 and SN2') and/or SRN1' processes; e.g. (3) gives an excellent yield of the malononitrile (32) by an SN2' process when treated with the sodium salt (9).

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