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662941

Sigma-Aldrich

2,5-Thiophenedicarbonyl dichloride

97%

Synonym(s):

2,5-Bis(chlorocarbonyl)thiophene

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About This Item

Empirical Formula (Hill Notation):
C6H2Cl2O2S
CAS Number:
3857-36-1
Molecular Weight:
209.05
MDL number:
MFCD06654886
UNSPSC Code:
12352100
PubChem Substance ID:
24884613
NACRES:
NA.22

Assay

97%

form

solid

bp

150-152 °C/11 mmHg

mp

43-47 °C

storage temp.

2-8°C

SMILES string

ClC(=O)c1ccc(s1)C(Cl)=O

InChI

1S/C6H2Cl2O2S/c7-5(9)3-1-2-4(11-3)6(8)10/h1-2H

InChI key

UCRQTPGCFCBLOX-UHFFFAOYSA-N

Application

Building block for the synthesis of chiral bis-oxazoline ligands used in copper- and ruthenium-catalyzed asymmetric cyclopropanations.

Pictograms

Corrosion
GHS05

Signal Word

Danger

Hazard Statements

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class Code

8A - Combustible corrosive hazardous materials

WGK

WGK 3

Flash Point(F)

>230.0 °F - closed cup

Flash Point(C)

> 110 °C - closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Certificates of Analysis (COA)

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Tetrahedron Letters, 45, 5649-5649 (2004)
Synthetic Communications, 35, 2665-2665 (2005)

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