DABSYL CHLORIDE

DABSYL CHLORIDE
  • CAS No.:56512-49-3
Other grades of this product :
DABSYL CHLORIDE Basic information
Product Name:DABSYL CHLORIDE
Synonyms:DABSYL CHLORIDE;DABS-CL;4-((4-(dimethylamino)phenyl)azo)-benzenesulfonylchlorid;4-[[4-(dimethylamino)phenyl]azo]-benzenesulfonylchlorid;4-n,n-dimethylaminoazobenzene-4’-sulfonylchloride;p-((p-(dimethylamino)phenyl)azo)-benzenesulfonylchlorid;4-DIMETHYLAMINOAZOBENZENE-4'-SULPHONYL CHLORIDE;4-DIMETHYLAMINOAZOBENZENE-4-SULPHONYL CHLORIDE
CAS:56512-49-3
MF:C14H14ClN3O2S
MW:323.8
EINECS:260-235-1
Product Categories:marker
Mol File:56512-49-3.mol
DABSYL CHLORIDE Chemical Properties
Melting point 185 °C (dec.) (lit.)
Boiling point 483.6±30.0 °C(Predicted)
density 1.29±0.1 g/cm3(Predicted)
storage temp. room temp
solubility DMF: soluble
form powder to crystaline
pka3.27±0.10(Predicted)
color Orange to Brown to Dark red
Sensitive Moisture Sensitive
BRN 3064095
CAS DataBase Reference56512-49-3(CAS DataBase Reference)
Safety Information
Hazard Codes C
Risk Statements 34
Safety Statements 26-36/37/39-45-27
RIDADR UN 3261 8/PG 2
WGK Germany 3
RTECS DB8927800
10-21
HazardClass 8
PackingGroup II
HS Code 29270000
MSDS Information
ProviderLanguage
SigmaAldrich English
ALFA English
DABSYL CHLORIDE Usage And Synthesis
Chemical PropertiesDark red crystalline
UsesFor the qualitative and quantitative identification of amino acids and for the determination of N-terminal amino acids. Used in the determination of primary and secondary amines by HPLC.
General DescriptionAmino groups are common to many biological compounds and many amines used in pharmaceuticals. Most of these compounds show weak absorption in direct HPLC analysis with UV-VIS detection. However, strongly absorbing derivatives of amines can be easily detected by HPLC with high sensitivity even when present at low concentrations. Primary and secondary amino groups are usually derivatized as aromatic derivatives by nucleophilic substitution reactions using reagents such as arylsulfonyl chlorides.4-(Dimethylamino)azobenzene-4′-sulfonyl chloride, a well-known UV-labeling agent, is generally used for the derivatization of N-terminal amino acids, imidazole derivatives, polyamines, etc. prior to their chromatographic determination due to the former′s capacity to covalently bind to the substrates. Its derivatives typically absorb UV radiation between the range of 436-460 nm. This method of derivatization is regarded as superior compared to other methods owing to the simplicity of the procedure, high stability and reproducibility, best resolution of the analytes, etc.
DABSYL CHLORIDE Preparation Products And Raw materials

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