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8-Amino-2-naphthalenesulfonic acid

ALDRICH/A7782 - ≥97%

Synonym: 1-Naphthylamine-7-sulfonic acid; Cleves acid-1,7

CAS Number: 119-28-8
Empirical Formula (Hill Notation): C10H9NO3S
Molecular Weight: 223.25
EC Number: 204-311-4
MDL Number: MFCD00004032
Linear Formula: H2NC10H6SO3H
Product Type: Chemical
Catalog Number PKG Qty. Price Quantity
45-A7782-25G 25 g
 $82.90
1/EA		 Add To Favorites
45-A7782-100G 100 g
 $220.00
1/EA		 Add To Favorites
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: A7782-100G
This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: A7782-25G

 

assay ≥97%
form powder
InChI 1S/C10H9NO3S/c11-10-3-1-2-7-4-5-8(6-9(7)10)15(12,13)14/h1-6H,11H2,(H,12,13,14)
InChI key QEZZCWMQXHXAFG-UHFFFAOYSA-N
mp ≥300 °C (lit.)
Quality Level 100 
SMILES string Nc1cccc2ccc(cc12)S(O)(=O)=O
Application: 8-Amino-2-naphthalenesulfonic acid can be used as a reactant to synthesize:
• Fe3O4/sulfonated polyaniline composite material via chemical oxidative polymerization with aniline in the presence of magnetite (Fe3O4) nanoparticles.
• Prismatic crystals of strychnine-8-ammonio-2-naphthalenesulfonate-water by heating with strychnine in water/ethanol solvent mixture.
• 5-amino-9-dialkylamino benzo[a]phenoxazine dyes (Nile blue analogs) by condensation with N-alkyl or N-sulfo-propyl 4-arylazo-substituted 3-hydroxyaniline.
Packaging: 25, 100 g in glass bottle
Symbol GHS05  GHS05
Signal word Danger
Hazard statements H314
Precautionary statements P280 - P305 + P351 + P338 - P310
Hazard Codes C
Risk Statements 34
Safety Statements 26-36/37/39-45
RIDADR UN 2585PSN2 8 / PGIII
WGK Germany WGK 2
Flash Point(F) Not applicable
Flash Point(C) Not applicable
Purity ≥97%
mp ≥300 °C (lit.)
UNSPSC 12352100

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