Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-Amino-4-hydroxybenzenesulphonamide
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

Henan Tianfu Chemical Co., Ltd.
China
Product Name: 3-Amino-4-hydroxybenzenesulphonamide 98-32-8
Price: $Inquiry/1kg $Inquiry/25kg $Inquiry/1000kg $Inquiry/10ton
Purity: 99.0%
Stocking Period: Inquiry
Contact: Anson
Email: info@tianfuchem.com

98-32-8

98-32-8 structure

98-32-8 structure

Name: 3-Amino-4-hydroxybenzenesulfonamide
Chemical Name: 2-Aminophenol-4-sulfonamide
CAS Number: 98-32-8
Molecular Formula: C₆H₈N₂O₃S
Molecular Weight: 188.204
Catalog: Organic raw materials Hydrocarbon compounds and their derivatives Hydrocarbon sulfonate
Create Date: 2018-06-19 11:03:59
Modify Date: 2026-07-07 16:24:47

Name	2-Aminophenol-4-sulfonamide
Synonyms	4 HYDROXY 3 AMINO BENZENE SULPHONAMIDE Benzenesulfonamide, 3-amino-4-hydroxy 2-Amino-4-sulfamoylphenol 3-Amino-4-hydroxybenzenesulfonamide 4-Hydroxymetanilamide Aminophenol sulfamide 4-amino-N-(2-methoxy-6-oxo-1H-pyrimidin-5-yl)benzenesulfonamide 2-Aminophenol-4-sulfonic acid amide 3-Amino-4-hydroxybenzenesulphonamide -8 2-Amino-1-hydroxybenzene-4-sulfonic acid amide 2-AMINO-4-SULFAMOYLPHENOL 4-HYDROXY-3-AMINOBENZENE SULFONAMIDE 2-4-sulfonaMideaMinophenol O-AMINO PHENOL-P-SULFONAMIDE Metanilamide, 4-hydroxy- (8CI) 3-azanyl-4-hydroxy-benzenesulfonamide 2 -Aminophenol -4-Sulfonamide 2-AMINOPHENOL-4-SULFONYL AMIDE 2-Amino-1-phenol-4-sulfonylamdie 3-amino-4-hydroxybenzene-1-sulfonaMide 2-Aminophenlo-4-sulfonamide 3-Amino-4-hydroxybenzenesulphonamide2 3-AMINO-4-HYDROXYBENZENESULFONAMIDE/2-AMINO-PHENOL-4-SULFONAMIDE 3-Amino-4-hydroxybenzenesulphonamide ISO 9001：2015 REACH 2-amino-1-phenol-4-sulfonylamide 3-Amino-4-hydroxybenzebesulfonamide MFCD00035782 2-Aminophenol-4-sulfamide 3-AMINO-4-HYDROXY-BENZENESULFONAMIDE 3-amino-4-hydroxy-benzenesulfonamid 2-Amino-4-hydroxybenzenesulfonamide EINECS 202-657-0 3-Amino-4-hydroxyben Metanilamide, 4-hydroxy 3-Amino-4-hydroxybenzenesulphonamide Oapsamide 2- amino-4-sulfonyl aMinophenol 2-AMINOPHENOL-4-SULFAMIDE (APSA)SELECT CNS APPLICATIONS Aminophenol-4-sulfonamide 2-AMINOPHENOL-4-SULFAMIDE 3-AMINO-4-HYDROXYBENZENESULFONAMIDE 2-AMINOPHENOL-4-SULFONAMIDE 2-AMINOPHENOL-4-SULFOAMINE 2-AMINOPHENOL-4-SULFAMIDE (APSA) Benzenesulfonamide, 3-amino-4-hydroxy- (9CI) 2-Aminophenol-4-sulphonamide 4-hydroxymetanilamide 2-Aminophenol-4-sulfomide 2-AMINO PHENOL-4-SULPHONAMIDE (OPSAMIDE) 3-amino-4-hydroxybenzenesulphonamide o-Aminophenol-4-sulfonic acid amide 4-HYDROXYMETANILAMIDE

Density	1.6±0.1 g/cm3
Boiling Point	454.5±55.0 °C at 760 mmHg
Melting Point	199-201°C
Molecular Formula	C₆H₈N₂O₃S
Molecular Weight	188.204
Flash Point	228.7±31.5 °C
Exact Mass	188.025558
PSA	114.79000
LogP	-1.23
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.667

Hazard Codes	Xi:Irritant
Risk Phrases	R36/37/38
Safety Phrases	S26-S36
HS Code	2935009090

24855-58-1 structure

24855-58-1

~%

98-32-8 structure

98-32-8

Literature: Gazzetta Chimica Italiana, , vol. 90, p. 1277 - 1289

Precursor 1
24855-58-1
DownStream 1
64073-91-2

HS Code	2935009090
Summary	2935009090 other sulphonamides VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:35.0%

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