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7-Aminonaphthalene-1,3,6-Trisulfonic Acid
7-Aminonaphthalene-1,3,6-Trisulfonic Acid / CAS : 118-03-6
| Appearance | This product is a relatively new dye intermediate. It looks like a light yellow paste or light gray powder. It is easy to dissolve in water or alkali. It has blue fluorescence. It is easy to oxidize when exposed to air for a long time. | UN | 0.0 |
| HS | 29214990 | DG Class | 0.0 |
| Synonyms | 2-Amino-3,6,8-Naphthalenetrisulfonic acid; 7-Aminonaphthalen-1,3,6-Trisulfonic Acid; Kyselina Kochova [Czech]; 7-Amino-Naphthalene-1,3,6-Trisulfonic Acid; 7-Amino-1,3,6-Naphthalenetrisulfonic Acid; 2-Aminonaphthalene-3,6,8-Trisulphonic Acid; 7-Amino-Naphthalin-1,3,6-Trisulfonsaeure; Kyselina Kochova; K acid | ||
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RFQ
Properties
Summary
Formula
C10H9NO9S3
Molecular Mass
383.37500
Exact Mass
382.94400
PSA
214.27000
Logp
3.98570
IUPAC
7-aminonaphthalene-1,3,6-trisulfonic acid
SMILES
C1=C2C=C(C(=CC2=C(C=C1S(=O)(=O)O)S(=O)(=O)O)N)S(=O)(=O)O
Attribute classification
Matter Classification
organic
Category
Dyestuffs and Pigments > Intermediates
Chemical and Physical Properties
Melting Point
140-143 °C(lit.)
Density
1.974g/cm3
Flash Point
>230 °F
Appearance
This product is a relatively new dye intermediate. It looks like a light yellow paste or light gray powder. It is easy to dissolve in water or alkali. It has blue fluorescence. It is easy to oxidize when exposed to air for a long time.
Export information
HS Code
29214990
Export Rebate
13%
UN No.
0.0
DG-Class
0.0
Risk Code
R36/37/38; R22
Safety Label
Xn; Xi
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