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117934-78-8

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117934-78-8 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 117934-78-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,7,9,3 and 4 respectively; the second part has 2 digits, 7 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 117934-78:
(8*1)+(7*1)+(6*7)+(5*9)+(4*3)+(3*4)+(2*7)+(1*8)=148
148 % 10 = 8
So 117934-78-8 is a valid CAS Registry Number.

117934-78-8SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 15, 2017

Revision Date: Aug 15, 2017

1.Identification

1.1 GHS Product identifier

Product name 2,4-diiodo-5-methyl-methoxybenzene

1.2 Other means of identification

Product number -
Other names -

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:117934-78-8 SDS

117934-78-8Relevant articles and documents

Iodination of Methylated Anisoles: Unusual Aryl Methyl Replacement and Oxidations

Panetta, Charles A.,Fang, Zheng,Mattern, Daniell L.

, p. 7953 - 7958 (1995)

The treatment of methylated anisoles with iodine, periodic acid, sulfuric acid, and aqueous acetic acid has resulted in iododemethylations and/or aryl methyl oxidations in addition to the expected mono- and diiodinations of the aromatic ring.Four dimethylanisoles and o-methylanisole were treated under identical conditions.Iododemethylations were observed in three of the four dimethylanisoles and aryl methyl oxidations to benzaldehydes occured with o-methylanisole and two of the dimethylanisoles.No precedence could be found for either of these reactions under the experimental conditions employed.Several possible mechanisms are discussed for these transformations.Some experimental evidence suggests that methyl oxidation to a benzaldehyde could be a prerequisite for an iododemethylation via an iodonium ion-assisted reverse Gatterman-Koch reaction; single-electron-transfer or classical electrophilic mechanisms are also consistent with the iododemethylations.

Simple method for the introduction of iodo-label on (3-trifluoromethyl) phenyldiazirine for photoaffinity labeling

Hashimoto, Makoto,Kato, Yuhi,Hatanaka, Yasumaru

, p. 3391 - 3394 (2007/10/03)

A simple and mild method was developed for the introduction of iodo-label on (3-trifluoromethyl) phenyldiazirine (TPD) aromatic ring in the presence of three membered diazirine ring. An iodination protocol, I2-BTI in CH3CN, was found

Iodination of alkyl aryl ethers by mercury(II) oxide-iodine reagent in dichloromethane

Orito,Hatakeyama,Takeo,Suginome

, p. 1273 - 1277 (2007/10/02)

A convenient method for selective mono- and diiodination of alkyl aryl ethers by mercury(II) oxide-iodine reagent in dichloromethane is reported.

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