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25246-83-7

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25246-83-7 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 25246-83-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 2,5,2,4 and 6 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 25246-83:
(7*2)+(6*5)+(5*2)+(4*4)+(3*6)+(2*8)+(1*3)=107
107 % 10 = 7
So 25246-83-7 is a valid CAS Registry Number.

25246-83-7SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 13, 2017

Revision Date: Aug 13, 2017

1.Identification

1.1 GHS Product identifier

Product name (2-methylpropan-2-yl)oxycyclohexane

1.2 Other means of identification

Product number -
Other names O-TERT-BUTYL CYCLOHEXANOL

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:25246-83-7 SDS

25246-83-7Relevant articles and documents

Skeletal Rearrangement for Water Loss from Molecular Protonated Ions of t-Butoxycyclohexane

Diakiw, Vladimir,Gordon, Patrick M.,Kingston, Eric E.,Shannon, James S.,Lacey, Michael J.

, p. 615 - 619 (1989)

Isotopic labelling and chemical substitution support the proposition that the skeletal rearrangement for water loss from molecular protonated ions of t-butoxycyclohexane involves competition between three reaction pathways.The principal reaction pathway (83percent) involves migration of the t-butyl group to the 2-(6-) position of the cyclohexyl ring with reciprocal hydrogen transfer.A second reaction pathway (12percent) involves ring contraction followed by reciprocal exchange of the t-butyl group with the 2-(5-) hydrogen atom of the nascent cyclopentyl ring.The third reaction pathway (5percent) involves rearrangement of a proton-bound complex to permit ipso attack by isobutene.Stereospecific substitutions indicate that the principal reaction pathway is susceptible to 1,3-diaxial interactions.

METHOD FOR PRODUCING ASYMMETRIC ALKYL ETHER HAVING TERTIARY ALKYL GROUP

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Paragraph 0028, (2017/01/31)

PROBLEM TO BE SOLVED: To provide a method capable of obtaining an asymmetric alkyl ether having a tertiary alkyl group easily and industrially. SOLUTION: (1) There is provided a method for producing an asymmetric alkyl ether having a tertiary alkyl group by subjecting a tertiary alcohol and a primary alcohol or a secondary alcohol to a dehydration reaction using activated clay as a catalyst. (2) There is provided the method for producing an asymmetric alkyl ether having a tertiary alkyl group according to (1), where the tertiary alcohol is any one selected from the group consisting of tert-butanol, tert-amylalcohol and 1-adamantyl alcohol. SELECTED DRAWING: None COPYRIGHT: (C)2016,JPOandINPIT

CATALYTIC C-H BOND ACTIVATION FOR THE SYNTHESIS OF ETHERS AND THIOETHERS

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Page/Page column 54-59, (2014/01/08)

Disclosed is a method for the transition metal-mediated oxidation of C-H bonds to form C-0 or C-S bonds. The methods are useful for the formation of ethers (R-OR') from alcohols, R'OH, and sp3 -hybridized C-H bonds in substrates, R-H. Aryl or heteroaryl acetates may also be used for C-H to C-OAr bond formation. The methods are also useful in the preparation of C-S bonds from acetyl-protected thiols, MeC(0)SR, and disulfides, RSSR. Advantageously, the methods minimize reaction steps, the handling of oxidized intermediates, and environmental impact.

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