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2-Naphthalenesulfonyl chloride_Molecular_structure_CAS_93-11-8)
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2-Naphthalenesulfonyl chloride

Catalog No. 70270 Name Sigma Aldrich
CAS Number 93-11-8 Website http://www.sigmaaldrich.com
M. F. C10H7ClO2S Telephone 1-800-521-8956
M. W. 226.67938 Fax
Purity ≥99.0% (AT) Email
Storage Chembase ID: 75318

SYNONYMS

Title
2-萘磺酰氯
IUPAC name
naphthalene-2-sulfonyl chloride
IUPAC Traditional name
2-naphthalenesulfonyl chloride

DATABASE IDS

CAS Number 93-11-8
EC Number 202-219-9
MDL Number MFCD00004087
PubChem SID 24886004
Beilstein Number 641898

PROPERTIES

Empirical Formula (Hill Notation) C10H7ClO2S
Grade puriss.
Ignition Residue ≤0.05%
Purity ≥99.0% (AT)
Boiling Point 147.7 °C/0.6 mmHg(lit.)
Melting Point 74-76 °C(lit.)
Melting Point 74-76 °C
GHS Pictograms GHS05
GHS Signal Word Danger
GHS Hazard statements H314
European Hazard Symbols Corrosive Corrosive (C)
MSDS Link Download
Personal Protective Equipment Eyeshields, Faceshields, full-face particle respirator type N100 (US), Gloves, respirator cartridge type N100 (US), type P1 (EN143) respirator filter, type P3 (EN 143) respirator cartridges
GHS Precautionary statements P280-P305 + P351 + P338-P310
RID/ADR UN 3261 8/PG 2
Risk Statements 34
Safety Statements 26-36/37/39-45
Hazard Class 8
UN Number 3261
Packing Group 2
German water hazard class 3

DETAILS

Description (English)
Other Notes
Amino protecting reagent which gives more labile derivatives than tosyl; 2-nasyl is selectively cleaved in the presence of tosyl by Mg/MeOH1
Description (简体中文)
Other Notes
氨基保护试剂,生成比甲苯磺酰基更加不稳定的衍生物;在甲苯磺酰基存在的条件下,2-萘磺酰基可被 Mg/MeOH 选择性裂解1

REFERENCES