ChemicalBook >> CAS DataBase List >>2-Amino-3,6,8-naphthalenetrisulfonic acid

2-Amino-3,6,8-naphthalenetrisulfonic acid

CAS No.
118-03-6
Chemical Name:
2-Amino-3,6,8-naphthalenetrisulfonic acid
Synonyms
K-ACID;AMINO K ACID;2-R amino acid;kyselinakochova;2-NAPHTHYLAMINE-3,6,8-TRISULFONIC ACID;6-naphthalenetrisulfonicacid,7-amino-3;7-Amino-1,3,6-naphthalenesulfonic Acid;kyselina2-naftylamin-3,6,8-trisulfonova;2-NAPTHYLAMINE-3,6,8 TRI SULPHONIC ACID;7-aminonaphthalene-1,3,6-trisulfonicaci
CBNumber:
CB1148862
Molecular Formula:
C10H9NO9S3
Molecular Weight:
383.37
MDL Number:
MFCD00035721
MOL File:
118-03-6.mol
MSDS File:
SDS
Last updated:2023-11-06 14:04:18

2-Amino-3,6,8-naphthalenetrisulfonic acid Properties

Boiling point 702.53℃[at 101 325 Pa]
Density 1.7995 (rough estimate)
refractive index 1.6800 (estimate)
storage temp. 2-8°C
pka -1.27±0.40(Predicted)
Water Solubility 1000g/L at 25℃
LogP -11.96
CAS DataBase Reference 118-03-6(CAS DataBase Reference)
EPA Substance Registry System 1,3,6-Naphthalenetrisulfonic acid, 7-amino- (118-03-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335
Precautionary statements  P261-P305+P351+P338
Toxicity rat,LD50,oral,13gm/kg (13000mg/kg),"Prehled Prumyslove Toxikologie; Organicke Latky," Marhold, J., Prague, Czechoslovakia, Avicenum, 1986Vol. -, Pg. 1058, 1986.

2-Amino-3,6,8-naphthalenetrisulfonic acid price More Price(9)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Matrix Scientific 098531 7-Aminonaphthalene-1,3,6-trisulfonic acid 70% 118-03-6 100g $235 2021-12-16 Buy
Matrix Scientific 098531 7-Aminonaphthalene-1,3,6-trisulfonic acid 70% 118-03-6 25g $82 2021-12-16 Buy
BLDpharm BD0477 7-Aminonaphthalene-1,3,6-trisulfonicacid 95+% 118-03-6 5g $115 2021-12-16 Buy
Chemenu CM141705 7-Aminonaphthalene-1,3,6-trisulfonicacid 95% 118-03-6 5g $281 2021-12-16 Buy
Alichem 118036 7-Aminonaphthalene-1,3,6-trisulfonicacid 118-03-6 5g $303 2021-12-16 Buy
Product number Packaging Price Buy
098531 100g $235 Buy
098531 25g $82 Buy
BD0477 5g $115 Buy
CM141705 5g $281 Buy
118036 5g $303 Buy

2-Amino-3,6,8-naphthalenetrisulfonic acid Chemical Properties,Uses,Production

Chemical Properties

2-Aminonaphthalene-3,6,8-trisulfonic acid [118-03-6]. (7-aminonaphthalene-1,3,6- trisulfonic acid), C10H9NO9S3, Mr 383.36, and its disodium salts are soluble in water, but the dipotassium salt is much less soluble. Reduction with zinc dust and alkali results in 2-aminonaphthalene-3,6-disulfonic acid, and caustic fusion at 240℃ gives 2-amino-8-hydroxynaphthalene-3,6-disulfonic acid.

Production Methods

2-Aminonaphthalene-6,8-disulfonic acid is sulfonated with 65 % oleum at 125℃ for 12 h in the presence of anhydrous sodium sulfate. After quenching and liming out, the hot solution of calcium salt is basified with sodium carbonate and the resulting solution of the trisodium salt is used directly for caustic fusion to give 2-amino-8-hydroxynaphthalene-3,6-disulfonic acid.

Flammability and Explosibility

Not classified

2-Amino-3,6,8-naphthalenetrisulfonic acid Preparation Products And Raw materials

Global( 198)Suppliers
Supplier Tel Email Country ProdList Advantage
Henan Tianfu Chemical Co.,Ltd.
+86-0371-55170693 +86-19937530512 info@tianfuchem.com China 21689 55
Hangzhou FandaChem Co.,Ltd.
008657128800458; +8615858145714 fandachem@gmail.com China 9341 55
career henan chemical co
+86-0371-86658258 sales@coreychem.com China 29914 58
Nanjing Dolon Biotechnology Co.,Ltd.
18905173768 sales@dolonchem.com CHINA 2972 58
Hubei Jusheng Technology Co.,Ltd.
18871490254 linda@hubeijusheng.com CHINA 28180 58
Jinan Finer Chemical Co., Ltd
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Shandong chuangyingchemical Co., Ltd.
18853181302 sale@chuangyingchem.com CHINA 5909 58
Chongqing Chemdad Co., Ltd
+86-023-61398051 +8613650506873 sales@chemdad.com China 39916 58
CONIER CHEM AND PHARMA LIMITED
+8618523575427 sales@conier.com China 49391 58
Neostar United (Changzhou) Industrial Co., Ltd.
+86-519-519-85557386 marketing1@neostarunited.com China 8348 58

View Lastest Price from 2-Amino-3,6,8-naphthalenetrisulfonic acid manufacturers

Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
2-Amino-3,6,8-naphthalenetrisulfonic acid pictures 2023-02-25 2-Amino-3,6,8-naphthalenetrisulfonic acid
118-03-6
US $0.00 / KG 1KG 98%min 30tons/month WUHAN FORTUNA CHEMICAL CO., LTD
2-Amino-3,6,8-naphthalenetrisulfonic acid  pictures 2022-08-27 2-Amino-3,6,8-naphthalenetrisulfonic acid
118-03-6
US $1.10 / g 1g 99.00% 100 Tons Min Dideu Industries Group Limited
2-Amino-3,6,8-naphthalenetrisulfonic acid pictures 2021-08-12 2-Amino-3,6,8-naphthalenetrisulfonic acid
118-03-6
US $15.00-10.00 / KG 1KG 99%+ HPLC Monthly supply of 1 ton Zhuozhou Wenxi import and Export Co., Ltd
2-Amino-3,6,8-naphthalenetrisulfonic acid K-ACID 7-aminonaphthalene-1,3,6-trisulfonic acid kyselinakochova AMINO K ACID 2-NAPHTHYLAMINE-3,6,8-TRISULFONIC ACID 7-Aminonaphthalene-1,3,6-trisulphonic acid 7-AMINO-1,3,6-NAPHTHALENETRISULFONIC ACID 2-R amino acid 2-NAPHTHYLAMINE-3,6,8-TRISULFONIC ACID (AMINO K ACID) 7-Amino-1,3,6-naphthalenesulfonic Acid 7-azanylnaphthalene-1,3,6-trisulfonic acid .beta.-Naphthylamine-3,6,8-trisulfonicacid 3,6-Naphthalenetrisulfonicacid,7-amino-1 6-naphthalenetrisulfonicacid,7-amino-3 kyselina2-naftylamin-3,6,8-trisulfonova 2-NAPTHYLAMINE-3,6,8 TRI SULPHONIC ACID 1,3,6-Naphthalenetrisulfonic acid, 7-amino- 7-aminonaphthalene-1,3,6-trisulfonicaci 2-Amino-3,6,8-naphthalenetrisulfonic acid ISO 9001:2015 REACH 1-amino-8-naphthol-4,6-disulfonic acid ( K acid ) 7-aminonaphthalene-1,3,6-trisulphonic acid CAS NO.118-03-6 K acid/2-Naphthylamine-3,6,8-Trisulfonic acid 118-03-6 NH2C10H4SO3H3 C10H9O9NS3 C10H9NO9S3 Intermediates of Dyes and Pigments Organic acids