28328-53-2

28328-53-2 structure

Name: 3-nitro-4-phenoxy-5-sulphamoylbenzoic acid
Chemical Name: bumetanide related compound b (25 mg) (3-nitro-4-phenoxy-5-sulfamoylbenzoic acid)
CAS Number: 28328-53-2
Molecular Formula: C₁₃H₁₀N₂O₇S
Molecular Weight: 338.293
Catalog: analytical chemistry Standard Pharmacopoeia Standards and Magazine Standards
Create Date: 2018-10-12 16:04:46
Modify Date: 2026-07-16 12:15:50

Name	bumetanide related compound b (25 mg) (3-nitro-4-phenoxy-5-sulfamoylbenzoic acid)
Synonyms	Bumetanide Impurity 1 (Bumetanide Impurity A) Bumetanide Impurity A (Bumetanide Related Compound B) BuMetanide Related CoMpound B 3-Nitro-4-phenoxy-5-sulfamoylbenzoic acid (Bumetanide Impurity) 3-nitro-4-phenoxy-5-sulfamylbenzoic acid Bumetanide Impurity A/ Bumetanide Related Compound B 3-Nitro-4-phenoxy-5-sulphamoylbenzoic acid [3-(phenylthio)propylthio]benzene 3-Nitro-4-oxy-phenylarsinigsaeure-anhydrid BUMETANIDE RELATED COMPOUND B (25 MG) (3-NITRO-4-PHENOXY-5-SULFAMOYLBENZOIC ACID) Bumetanide Related Compound B (3-Nitro-4-phenoxy-5-sulfamoylbenzoic Acid) 3-Nitro-4-phenoxy-5-sulfamoyl-benzoesaeure 3-Nitro-4-phenoxy-5-sulfamoylbenzoic acid 3-Nitro-4-oxy-phenylarsenoxyd Bumetanide Impurity A Bumetanil impurity A 3-(dibutylamino)-4-phenoxy-5-sulfamoylbenzoic acid 3-Nitro-4-phenoxy-5-sulfamoylbenzoi 3-Nitro-4-hydroxyphenylarsenous acid 3-nitro-4-phenoxy-5-sulphamylbenzoic acid BuMetanide iMpurity (3-Nitro-4-phenoxy-5-sulfaMoylbenzoic Acid) Bumetanide Impurity AQ: What is Bumetanide Impurity A Q: What is the CAS Number of Bumetanide Impurity A Q: What is the storage condition of Bumetanide Impurity A Q: What e the applications of Bumetanide Impurity A Bumetanide Impurity 2 Bumetanide Impurity A (3-Nitro-4-Phenoxy-5-Sulfamoylbenzoic Acid) 3-Nitro-4-phenoxy-5-sulfamyl-benzoesaeure Benzoic acid, 3-(aminosulfonyl)-5-nitro-4-phenoxy Phenol,4-arsenoso-2-nitro 4-Arsenoso-2-nitrophenol

RIDADR	NONH for all modes of transport
HS Code	2935009090

22892-96-2

108-95-2

~38%

28328-53-2

Literature: CONCERT PHARMACEUTICALS INC.; Tung, Roger Patent: US2014/128469 A1, 2014 ; Location in patent: Paragraph 0110; 0111 ;

61658-43-3

28328-53-2

Literature: AUSPEX PHARMACEUTICALS, INC. Patent: US2008/262086 A1, 2008 ; Location in patent: Page/Page column 27 ;

60376-73-0

28328-53-2

Literature: Hoechst Aktiengesellschaft Patent: US4010273 A1, 1977 ;

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%