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Merck
CN

544280

2,5-Dichlorothiophene-3-sulfonyl chloride

97%

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About This Item

Empirical Formula (Hill Notation):
C4HCl3O2S2
CAS Number:
Molecular Weight:
251.54
NACRES:
NA.22
PubChem Substance ID:
UNSPSC Code:
12352100
MDL number:
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Product Name

2,5-Dichlorothiophene-3-sulfonyl chloride, 97%

assay

97%

InChI

1S/C4HCl3O2S2/c5-3-1-2(4(6)10-3)11(7,8)9/h1H

SMILES string

Clc1cc(c(Cl)s1)S(Cl)(=O)=O

InChI key

JJKSHSHZJOWSEC-UHFFFAOYSA-N

refractive index

n20/D 1.595 (lit.)

bp

256-257 °C (lit.)

density

1.697 g/mL at 25 °C (lit.)

storage temp.

2-8°C

Application

2,5-Dichlorothiophene-3-sulfonyl chloride may be used in the preparation of:
  • 1-[(2,5-dichloro-3-thienyl)sulfonyl]-N-(6-nitro-1,3-benzothiazol-2-yl)piperidine-4-carboxamide
  • 6-chloro-3-isopropylamino-4H-thieno[2,3-e]-1,2,4-thiadiazine 1,1-dioxide
  • 6-fluoro-3-methyl-4-(2,5-dichlorothiophene-3-sulfonyl)-3,4-dihydroquinoxalin-2-(1H)-one

General description

2,5-Dichlorothiophene-3-sulfonyl chloride is an heteroaryl sulfonyl chloride derivative.

pictograms

Corrosion

signalword

Danger

hcodes

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

flash_point_f

230.0 °F - closed cup

flash_point_c

110 °C - closed cup

ppe

Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter

Regulatory Information

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Flemming E Nielsen et al.
Journal of medicinal chemistry, 49(14), 4127-4139 (2006-07-11)
Compound 1a (NN414) is a potent opener of Kir6.2/SUR1 K(ATP) channels. Compound 1a inhibits insulin release in vitro and in vivo and preserves beta cell function in preclinical animal models suggesting that such a compound could find use in treatment
Bailing Xu et al.
Bioorganic & medicinal chemistry, 17(7), 2767-2774 (2009-03-10)
A series of novel N(4)-(hetero)arylsulfonylquinoxalinone derivatives were prepared in a straight and efficient way. Of all the synthesized compounds, five compounds exhibited potent anti-HIV-1 replication activities with IC(50) value at the level of 10(-7) mol/L. Preliminary structure-activity relationships were studied
Synthesis, characterization, and anti-plasmodial activity of 2,6-substituted benzothiazole derivatives.
Sadhasivam G, et al.
Bangladesh Journal of Pharmacology, 11(2), 321-327 (2016)

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