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23378-88-3 - 3,5-Dichloro-2-hydroxybenzenesulfonyl chloride, 97% - L12147 - Alfa Aesar

L12147 3,5-Dichloro-2-hydroxybenzenesulfonyl chloride, 97%

Numéro CAS
23378-88-3
Synonymes

Dimensions Prix ($) Quantité Disponibilité
10g 43,36
50g 160,68
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3,5-Dichloro-2-hydroxybenzenesulfonyl chloride, 97%

MDL
MFCD00007432
EINECS
245-619-9

Propriétés chimiques

Formule
C6H3Cl3O3S
Poids formulaire
261.51
Point de fusion
78-80°
Sensibilité
Moisture Sensitive
Solubilité
Hydrolyzes in water.

Applications

3,5-Dichloro-2-hydroxybenzenesulfonyl chloride is used in the synthesis of (1R,2R)-(+)-1,2-(3,3?,5,5?-tetrachloro-2,2?-dihydroxydibenzenesulfonamido)-1,2-diphenylethane1 and (1R,2R)-(+)- 1,2-(3,3?,5,5?-tetrachloro-2,2?-dihydroxydibenzenesulfonamido)cyclohexane. It was used as chromogenic system in one-step kinetic method for the determination of 5?-nucleotidase.

Notes

Moisture Sensitive. Incompatible with bases, moisture and oxidizing agents. Store under dry inert gas. Protect from humidity and water.

Références bibliographiques

A Bertrand; J Buret. A one-step determination of serum 5'-nucleotidase using a centrifugal analyzer. Clinica Chimica Acta.1982, 119, (3), 275-284.

Cheng Guo; Jun Qiu; Xumu Zhang; Dawn Verdugo; Martin L. Larter; Ray Christie; Patrick Kenney; Patrick J. Walsh. Enantioselective addition of diethylzinc to benzaldehyde catalyzed by chiral titanate complexes with helical ligands. Tetrahedron.1997, 53, 4145-4158.

Reagent for peptide coupling with low racemization: Tetrahedron Lett., 35, 9561 (1994). See Appendix 6. Reaction is thought to proceed via an o-thioquinone S,S-dioxide, leading to a carboxylic sulfonic mixed anhydride which rearranges to an active ester:

Mentions de danger et de prudence du SGH

Mentions de danger (UE): H314-H318

Causes severe skin burns and eye damage. Causes serious eye damage.

Mentions de prudence: P260-P280-P303+P361+P353-P305+P351+P338-P301+P330+P331-P304+P340-P310-P363-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing. Immediately call a POISON CENTER or doctor/physician. Wash contaminated clothing before reuse. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

Autres références

Beilstein
2940993
Classe de danger
8
Groupe d'emballage
III
Code tarifaire harmonisé
2908.99
TSCA
No

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Analytique et matériel de laboratoire