6-Amino-2-naphthalenesulfonic acid

6-Amino-2-naphthalenesulfonic acid Structure
CAS No.
93-00-5
Chemical Name:
6-Amino-2-naphthalenesulfonic acid
Synonyms
BROENNERS ACID;BRONNER ACID;Broener Acid;Bronnes'acid;Broenner acid;BRONNER'S ACID;BROENNER'SACID;BROENNER'S ACID;BROENNEER'S ACID;6-AMino-2-naphthalen
CBNumber:
CB4291323
Molecular Formula:
C10H9NO3S
Molecular Weight:
223.25
MOL File:
93-00-5.mol
MSDS File:
SDS
Modify Date:
2024/4/25 13:42:50

6-Amino-2-naphthalenesulfonic acid Properties

Density 1.3588 (rough estimate)
vapor pressure 0Pa at 25℃
refractive index 1.6500 (estimate)
storage temp. Keep in dark place,Inert atmosphere,Room temperature
form powder to crystal
pka -0.08±0.40(Predicted)
color White to Light yellow to Light orange
Water Solubility 0.12g/L(20 ºC)
InChIKey SEMRCUIXRUXGJX-UHFFFAOYSA-N
LogP 0.603 at 25℃
CAS DataBase Reference 93-00-5(CAS DataBase Reference)
EPA Substance Registry System 6-Amino-2-naphthalenesulfonic acid (93-00-5)

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS07
Signal word  Warning
Hazard statements  H317
Precautionary statements  P261-P280
Risk Statements  36/37/38
Safety Statements  26-36/37/39
HS Code  2930909899
NFPA 704
0
2 0

6-Amino-2-naphthalenesulfonic acid price More Price(2)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
TCI Chemicals (India) A0348 6-Amino-2-naphthalenesulfonic Acid Monohydrate 93-00-5 25G ₹3500 2022-05-26 Buy
TCI Chemicals (India) A0348 6-Amino-2-naphthalenesulfonic Acid Monohydrate 93-00-5 500G ₹15000 2022-05-26 Buy
Product number Packaging Price Buy
A0348 25G ₹3500 Buy
A0348 500G ₹15000 Buy

6-Amino-2-naphthalenesulfonic acid Chemical Properties,Uses,Production

Description

2-Aminonaphthalene-6-sulfonic acid [93- 00-5]. (6-aminonaphthalene-2-sulfonic acid), Bronner acid, C10H9NO3S, Mr 223.24, crystallizes from water as the monohydrate in plates although only 0.2 % soluble at 100℃. Sulfonation with 20 % oleum at 20℃ gives a mixture of 1,6- and 6,8-disulfonic acids.

Production Methods

2-Hydroxynaphthalene-6-sulfonic acid is aminated by a Bucherer reaction under conditions similar to those used for Tobias acid.

Purification Methods

Crystallise the acid from a large volume of hot water. The diethylamine salt has m 190.5-192o (from EtOH/isoBuOH), and the S-benzylisothiuronium salt has m 330o (from nBuOH). [Beilstein 14 H 760, 14 II 463, 14 III 2249, 14 IV 2804.]

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6-AMINO-2-NAPHTHALENESULFONIC ACID 6-AMINO-2-NAPHTHALENESULFONIC ACID MONOHYDRATE 6-AMINO NAPHTHALENE-2-SULFONIC ACID 6-Aminonaphthalene-2-sulphonic acid BRONNER ACID BRONNER'S ACID BRONNER'S ACID MONOHYDRATE BROENNEER'S ACID BROENNER'S ACID 2-naphthalenesulfonicacid,6-amino 2-naphthalenesulfonicacid,6-amino- Broenner acid 2-NAPHTHYLAMINE-6-SULFONIC ACID 2-NAPHTHYLAMINE-6-SULFONIC ACID MONOHYDRATE 6-AMino-2-naphthalen Bronner's Acid 2-Naphthylamine-6-sulfonic Acid 6-AMino-2-naphthalenesulfonic Acid  6-Amino-2-naphthalenesulfonic acid hydrate 2-Naphylamine-6-sulfonicacid 6-amino-2-naphthalenesulfonicaci 2-naphthalamine-6-sulphonic acid 6-Amino-2-naphtalenesulfonic acid Broener Acid 6-Aminonapthalene-2-SulfonicAcid80% Bronnes'acid 6-AMINO-2-NAPHTHALENESULFONIC ACID 1-HYDRATE 2-Naphehylamine-6-sulfonic acid 2-NAPHTHYLAMINE-6-SULFONICACID(BRONNERACID) 2-Aminonaphthalin-6-sulfonsure 2-NAPHTHYLAMINE-6-SULFONIC ACID (BROENNER''S ACID) 6-AMINO-2-NAPTHALENE SULFONIC ACID 2 NAPTHYLAMINE 6 SULPHONIC ACID N-(2,3,5,6-tetramethylphenyl)carbamic acid ethyl ester 6-Amino-2-naphthalenesulfonic Acid Monohydrate> 6-aminonaphthalene-2-sulfonicaci BROENNERS ACID *Tramadol Impurity 10 BRONNERS ACID/ BROENNERS ACID BROENNER'SACID 93-00-5 99-00-5 H2NC10H6SO3H C10H9NO3SH2O Intermediates of Dyes and Pigments Dye