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404-17-1 Usage

Check Digit Verification of cas no

The CAS Registry Mumber 404-17-1 includes 6 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 3 digits, 4,0 and 4 respectively; the second part has 2 digits, 1 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 404-17:
(5*4)+(4*0)+(3*4)+(2*1)+(1*7)=41
41 % 10 = 1
So 404-17-1 is a valid CAS Registry Number.

404-17-1SDS

SAFETY DATA SHEETS

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

Version: 1.0

Creation Date: Aug 19, 2017

Revision Date: Aug 19, 2017

1.Identification

1.1 GHS Product identifier

Product name 2,2-difluoro-N-phenylacetamide

1.2 Other means of identification

Product number -
Other names DIFLUOROACETANILIDE

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:404-17-1 SDS

404-17-1Relevant articles and documents

Hypervalent Iodine Reagent-Promoted Hofmann-Type Rearrangement/Carboxylation of Primary Amides

Wang, Xia,Yang, Peng,Hu, Bo,Zhang, Qian,Li, Dong

, p. 2820 - 2826 (2021/02/01)

A novel transformation of primary amides to secondary amides promoted by hypervalent iodine reagents was developed. The hypervalent iodine reagent-mediated Hofmann-type rearrangement generated an isocyanate intermediate, which was subsequently trapped by an in situ generated carboxylic acid from the hypervalent iodine reagent to provide the corresponding secondary amides. This method provided a facile and efficient route for the synthesis of secondary amides from primary amides and also revealed novel reactivities of hypervalent iodine reagents.

Overcoming inaccessibility of fluorinated imines-synthesis of functionalized amines from readily available fluoroacetamides

Czerwiński, Pawe? J.,Furman, Bart?omiej

supporting information, p. 9436 - 9439 (2019/08/15)

Although imines are convenient substrates for the synthesis of functionalized amines, they may be hard to obtain, as in the case of fluorinated imines. To aid in overcoming this issue, we propose a protocol of corresponding amine synthesis from simple fluoroacetic acid-derived amides using Schwartz's reagent.

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