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3,3,5,5-tetramethyllimonene is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.

68930-33-6

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68930-33-6 Usage

Synthesis Reference(s)

Tetrahedron Letters, 25, p. 1567, 1984 DOI: 10.1016/S0040-4039(01)90012-7

Check Digit Verification of cas no

The CAS Registry Mumber 68930-33-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 6,8,9,3 and 0 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 68930-33:
(7*6)+(6*8)+(5*9)+(4*3)+(3*0)+(2*3)+(1*3)=156
156 % 10 = 6
So 68930-33-6 is a valid CAS Registry Number.
InChI:InChI=1/C14H24/c1-10(2)12-13(4,5)8-11(3)9-14(12,6)7/h8,12H,1,9H2,2-7H3

68930-33-6SDS

SAFETY DATA SHEETS

According to Globally Harmonized System of Classification and Labelling of Chemicals (GHS) - Sixth revised edition

Version: 1.0

Creation Date: Aug 11, 2017

Revision Date: Aug 11, 2017

1.Identification

1.1 GHS Product identifier

Product name 1,3,3,5,5-pentamethyl-4-prop-1-en-2-ylcyclohexene

1.2 Other means of identification

Product number -
Other names tetramethyllimonene

1.3 Recommended use of the chemical and restrictions on use

Identified uses For industry use only.
Uses advised against no data available

1.4 Supplier's details

1.5 Emergency phone number

Emergency phone number -
Service hours Monday to Friday, 9am-5pm (Standard time zone: UTC/GMT +8 hours).

More Details:68930-33-6 SDS

68930-33-6Relevant academic research and scientific papers

Surface-Mediated Reactions. 6. Effects of Silica Gel and Alumina on Acid-Catalyzed Reactions

Kropp, Paul J.,Breton, Gary W.,Craig, Stephen L.,Crawford, Scott D.,Durland, William F.,et al.

, p. 4146 - 4152 (2007/10/02)

Absorption of a variety of acids to chromatographic silica gel results in substantial enhancement of their catalytic activity-affording easily prepared, environmentally benign heterogeneous acids that are highly effective in mediating a number of processes.This was shown for the isomerization of allene 1 and dimerization of the corresponding 1,3-diene 2; cyclization of (R)-citronellal (5), the related diester 10, and 1,5-cyclooctadiene (15); Rupe rearrangement of alkynol 18; and Friedel-Crafts cyclodehydration of alcohols 21.By contrast, commercially available Nafion-H was significantly less effective as a heterogeneous acid catalyst.Chromatographic alumina displayed enigmatic behavior, showing enhanced acidity on the adsorption of HCl but little or no acidity on the adsorption of a variety of other types of acid.The results are discussed in terms of the surface structures of silica gel and alumina.

SELF-CONDENSATION OF ALLYLIC ALCOHOLS MEDIATED BY TiCl4

Idrissi, Mostafa El,Santelli, Maurice

, p. 1531 - 1534 (2007/10/02)

Addition of Grignard reagents to enones associated with TiCl4 leads to dehydration and Diels-Alder-like reaction giving dimeric hydrocarbons in good yields.

Lewis Acid Catalysed Addition Reactions of 1,3-Alkyl Substituted Allyl Chlorides with Alkenes

Mayr, Herbert,Klein, Herbert,Kolberg, Gerlinde

, p. 2555 - 2579 (2007/10/02)

The zinc chloride-ether catalysed reactions of 2-unsubstituted allyl chlorides (5) with alkenes (6) yield linear addition products (7) which may undergo two types of sequential reactions: Electrophilic additions to alkenes (allyl chloride induced polymeri

CATALYSIS OF THE DIELS-ALDER REACTION IN THE PRESENCE OF CLAYS

Laszlo, Pierre,Lucchetti, Jean

, p. 1567 - 1570 (2007/10/02)

FeIII- doped K10 montmorillonite combined with 4-t-butylphenol (10 mol percent) is a potent catalytic system for unactivated dienophiles.

Hindered Rotation of the Isopropenyl Group in Substituted Isopropenylcyclohexanes and Identification of Preferred Rotamers by Nuclear Magnetic Resonance. Bent Bonds May Better Bonds

Hoffmann, H. M. R.,Giguere, Raymond J.,Pauluth, Detlef,Hofer, Edgar

, p. 1155 - 1159 (2007/10/02)

The series of 2,2,6,6-tetramethyl-1-isopropenylcyclohexenes 2-6 shows hindered rotation of the isopropenyl group, the activation barrier ΔG(excit.) varying from 12.8 to >15.7 kcal/mol.Splitting patterns and chemical shifts of the olefinic protons of the i

Homologues of Monocyclic Monoterpenes. Tetramethylated Derivatives of Carvone, Carveol, β-Terpineol, Sobrerol, and Related Compounds

Giguere, Raymond J.,Ilsemann, Godard von,Hoffmann, H. M. R.

, p. 4948 - 4954 (2007/10/02)

Epoxidation of tetramethyllimonene (1) gave monoepoxide 2t, which was opened regioselectively to endo and exo tetramethylated trans-carveols 3t and 5t, respectively.The alcohols were further oxidized to tetramethylcarvone (4) and its unstable exocyclic is

Cycloadditions of Allyl Cations. 25. Acid Catalyzed Dehydrative Cyclodimerization of 2,4-Dimethyl-3-penten-2-ol in Two Phases. Biomimetic One-Pot Preparation of 3,3,5,5-Tetramethyllimonene (4-Isopropenyl-1,3,3,5,5-pentamethyl-1-cyclohexene)

Hoffmann, H. M. R.,Vathke-Ernst, Heidrun

, p. 1182 - 1186 (2007/10/02)

2,4-Dimethyl-3-penten-2-ol (1) wurde in einer Mischung von waessriger Sulfonsaeure/Pentan bei Raumtemperatur geruehrt.Es bildete sich 3,3,5,5-Tetramethyllimonen (2) in hoher Ausbeute. 2 wurde in sein Epoxid (3) (4-Isopropenyl-1,3,3,5,5-pentamethyl-7-oxabicycloheptan) umgewandelt.

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