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6891-45-8

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6891-45-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 6891-45-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 6,8,9 and 1 respectively; the second part has 2 digits, 4 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 6891-45:
(6*6)+(5*8)+(4*9)+(3*1)+(2*4)+(1*5)=128
128 % 10 = 8
So 6891-45-8 is a valid CAS Registry Number.
InChI:InChI=1S/C11H16O/c1-3-4-5-10-8-9(2)6-7-11(10)12/h6-8,12H,3-5H2,1-2H3

6891-45-8SDS

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 2-Butyl-4-methylphenol

1.2 Other means of identification

Product number -
Other names 2-Butyl-p-cresol

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:6891-45-8 SDS

6891-45-8Relevant articles and documents

On the mechanism of the dimethyldioxirane oxidation of σ(H) adducts (Meisenheimer complexes) generated from nitroarenes and carbanions

Adam, Waldemar,Makosza, Mieczyslaw,Zhao, Cong-Gui,Surowiec, Marek

, p. 1099 - 1101 (2007/10/03)

The mechanism of the novel dimethyldioxirane (DMD) oxidation of σ(H) adducts (Meisenheimer complexes) generated from nitroarenes and carbanions was elucidated. The proposed mechanism, which is akin to that of the oxidative Nef reaction, is supported by the isolation of the cyclohexadienone intermediate and the lack of a primary kinetic isotopic effect. Protic solvents (H2O, MeOH) enhance the reactivity of DMD through intermolecular hydrogen bonding.

Preparation and Reactions of Dianions from the Cresols

Bates, Robert B.,Siahaan, Teruna J.

, p. 1432 - 1434 (2007/10/02)

With n-BuLi/KO-t-Bu, protons are removed from the hydroxyl and methyl groups of cresols 5 to give dianions 6 in yields of 85percent (ortho), 95percent (meta), and 42percent (para).These dianions react with alkyl halides, Me3SiCl, Bu3SnCl, CO2, and oxidizing agents at carbon only and with dialkyl sulfates at both carbon and oxygen.Thus phenol derivatives bearing primary alkyl groups can be prepared from the corresponding methylphenols via dianions 6.

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