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4-methyl-2-methylene-4-penten-1-ol is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

30457-93-3

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30457-93-3 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 30457-93-3 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 3,0,4,5 and 7 respectively; the second part has 2 digits, 9 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 30457-93:
(7*3)+(6*0)+(5*4)+(4*5)+(3*7)+(2*9)+(1*3)=103
103 % 10 = 3
So 30457-93-3 is a valid CAS Registry Number.

30457-93-3Upstream product

30457-93-3Relevant academic research and scientific papers

OXYGEN AND NITROGEN HETEROCYCLES BY INTRAMOLECULAR MAGNESIUM- AND ZINC-ENE REACTIONS; METHYLENECYCLOPENTANES BY Pd(0)-CATALYSED ISOMERIZATION OF 5-(BROMOZINCMETHYL)-3-METHYLENEOXACYCLOALKANES

Louw, J. van der,Baan, J. L. van der,Stieltjes, H.,Bickelhaupt F.,Klumpp G.W.

, p. 5929 - 5932 (1987)

2-(Alkenyloxymethyl)-2-propenylzinc bromides 2a-e and 2-(allylmethylaminomethyl)-2-propenylzinc (or magnesium) halides 2g rearrange thermally to 5-(1-bromozincalkyl)-3-methyleneoxacycloalkanes 1a-e and 5-(bromozinc(or chloromagnesium)methyl)-3-methylene-N-methylpiperidine 1g; some of the former can be isomerized by Pd(PPh3)4 to methylenecyclopentanes 3.

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