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124818

Biphenyl-4,4′-disulfonyl chloride

97%

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About This Item

Linear Formula:
ClSO2C6H4C6H4SO2Cl
CAS Number:
3406-84-6
Molecular Weight:
351.23
UNSPSC Code:
12352100
NACRES:
NA.22
PubChem Substance ID:
24847628
EC Number:
222-293-6
Beilstein/REAXYS Number:
2222668
MDL number:
MFCD00007447
Assay:
97%

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InChI key

OTFAWEIFBPUXOH-UHFFFAOYSA-N

InChI

1S/C12H8Cl2O4S2/c13-19(15,16)11-5-1-9(2-6-11)10-3-7-12(8-4-10)20(14,17)18/h1-8H

SMILES string

ClS(=O)(=O)c1ccc(cc1)-c2ccc(cc2)S(Cl)(=O)=O

assay

97%

mp

205-208 °C (lit.)

Quality Level

100

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This Item
675229121207675806
Biphenyl-4,4′-disulfonyl chloride 97%

Sigma-Aldrich

124818

Biphenyl-4,4′-disulfonyl chloride

5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol 97%

Sigma-Aldrich

675229

5,5′,6,6′-Tetramethyl-3,3′-di-tert-butyl-1,1′-biphenyl-2,2′-diol

4,4′-Trimethylenedipiperidine 97%

Sigma-Aldrich

121207

4,4′-Trimethylenedipiperidine

(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine 97%

Sigma-Aldrich

675806

(R)-(+)-2,2′,6,6′-Tetramethoxy-4,4′-bis(diphenylphosphino)-3,3′-bipyridine

assay

97%

assay

97%

assay

97%

assay

97%

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

mp

205-208 °C (lit.)

mp

164-169 °C

mp

65-68.5 °C (lit.)

mp

261-265 °C

General description

Biphenyl-4,4′-disulfonyl chloride reacts with cycloinulohexaose in pyridine to form capped cyclofructan, 6A,6C-di-O-(biphenyl-4,4′-disulfonyl)-cycloinulohexaose[1].

Application

Biphenyl-4,4′-disulfonyl chloride was used in the synthesis of 6A,6D-diamino-6A,6D-dideoxy-β-cyclodextrin[2].

pictograms

Corrosion
GHS05

signalword

Danger

hcodes

H314

Hazard Classifications

Eye Dam. 1 - Skin Corr. 1B

Storage Class

8A - Combustible corrosive hazardous materials

wgk

WGK 3

ppe

Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges

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Certificates of Analysis (COA)

Lot/Batch Number
SHBN4730
SHBG9682V
SHBG5914V
MKBT0571V
SHBF7235V

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Capped cyclofructan. Preparation and structure determination of 6A, 6C-di-O-(biphenyl-4, 4'-disulfonyl)-cycloinulohexaose.
Atsumi M, et al.
Tetrahedron Letters, 35(31), 5661-5664 (1994)
N Schaschke et al.
Chemistry & biology, 8(4), 313-327 (2001-04-28)
Human beta-tryptase is a mast cell specific trypsin-like serine protease that is thought to play a key role in the pathogenesis of diverse allergic and inflammatory disorders like asthma and psoriasis. The recently resolved crystal structure revealed that the enzymatically
Harold Cruz et al.
Chirality (2018-06-07)
Herein, we report the synthesis of C2 -symmetric sulfonamides as homogeneous and heterogeneous organocatalysts and their application in the enantioselective conjugate 1,4-Michael addition of carbonylic nucleophiles to β-nitrostyrene. Organocatalysts hydrogen bond to β-nitrostyrene and enamine in the transition state, mimicking

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