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474835

Sigma-Aldrich

2,4-Difluorophenyl isothiocyanate

98%

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About This Item

Linear Formula:
F2C6H3NCS
CAS Number:
141106-52-7
Molecular Weight:
171.17
MDL number:
MFCD00041044
UNSPSC Code:
12352100
PubChem Substance ID:
24871059

Assay

98%

refractive index

n20/D 1.598 (lit.)

bp

46-48 °C/0.5 mmHg (lit.)

density

1.349 g/mL at 25 °C (lit.)

SMILES string

Fc1ccc(N=C=S)c(F)c1

InChI

1S/C7H3F2NS/c8-5-1-2-7(10-4-11)6(9)3-5/h1-3H

InChI key

ABGGPKIFVAIRGU-UHFFFAOYSA-N

General description

2,4-Difluorophenyl isothiocyanate is a fluorinated building block. Its enthalpy of vaporization at boiling point (490.15K) has been reported to be 42.939kjoule/mol.

Application

2,4-Difluorophenyl isothiocyanate may be used in the synthesis of the following 2-(4-(4-X-phenylsulfonyl)benzoyl)-N-(2,4-difluorophenyl)hydrazinecarbothioamides:
  • N-(2,4-difluorophenyl)-2-(4-(phenylsulfonyl)benzoyl)hydrazinecarbothioamide
  • 2-(4-(4-chlorophenylsulfonyl)benzoyl)-N-(2,4-difluorophenyl)hydrazinecarbothioamide
  • 2-(4-(4-bromophenylsulfonyl)benzoyl)-N-(2,4-difluorophenyl)hydrazinecarbothioamide

Pictograms

Exclamation mark
GHS07

Signal Word

Warning

Hazard Statements

H315,H319,H335

Hazard Classifications

Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

10 - Combustible liquids

WGK

WGK 3

Flash Point(F)

199.4 °F - closed cup

Flash Point(C)

93 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

FSL

Group 4: Flammable liquids
Type 3 petroleums
Hazardous rank III
Water insoluble liquid

JAN Code

474835-2G:
474835-500MG:
474835-BULK:
474835-VAR:

Certificates of Analysis (COA)

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Stefania-Felicia Barbuceanu et al.
International journal of molecular sciences, 15(6), 10908-10925 (2014-06-19)
In the present investigation, new hydrazinecarbothioamides 4-6 were synthesized by reaction of 4-(4-X-phenylsulfonyl)benzoic acids hydrazides (X=H, Cl, Br) 1-3 with 2,4-difluorophenyl isothiocyanate and further these were treated with sodium hydroxide to obtain 1,2,4-triazole-3-thione derivatives 7-9. The reaction of 7-9 with
Yaws CL.
Thermophysical Properties of Chemicals and Hydrocarbons, 535-535 (2014)
Fazila Rizvi et al.
Scientific reports, 9(1), 6738-6738 (2019-05-03)
A library of thiosemicarbazide derivatives of isoniazid 3-27, was synthesized and evaluated for their anti-inflammatory and urease inhibition activities, by using in vitro bioassays. Among these compounds 9, 10, 12, 21, and 26 were identified as new derivatives. Prolonged use

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