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4-NITROPHENYLOXAMIC ACID

CAS No.
103-94-6
Chemical Name:
4-NITROPHENYLOXAMIC ACID
Synonyms
pNPO;PDXPO;HEL-S-302;4’-nitrooxanilicacid;4’-nitro-oxanilicaci;NITROPHENYLOXAMIC ACID;4-NITROPHENYLOXAMIC ACID;Para-nitro-phenyloxamic acid;N-(p-Nitrophenyl)oxamic acid;N-(4-NITROPHENYL)OXAMIC ACID
CBNumber:
CB7233148
Molecular Formula:
C8H6N2O5
Molecular Weight:
210.14
MDL Number:
MFCD00014709
MOL File:
103-94-6.mol
MSDS File:
SDS
Last updated:2026-05-28 03:04:48
Product description Number Pack Size Price
PNPO PurifiedbyProteinGaffinitychromatography. 572753 50ug $509
PNPO PurifiedbyProteinGaffinitychromatography. 572753 100ug $708
2-((4-Nitrophenyl)amino)-2-oxoacetic acid ≥98% AA003LTL 200mg $23
2-((4-Nitrophenyl)amino)-2-oxoacetic acid 95% AA003LTL 1g $30
2-((4-Nitrophenyl)amino)-2-oxoacetic acid 95% AA003LTL 5g $140

4-NITROPHENYLOXAMIC ACID Properties

Melting point 204-205°C
Boiling point 349.65°C (rough estimate)
Density 1.5542 (rough estimate)
refractive index 1.6000 (estimate)
pka 1.55±0.25(Predicted)
BRN 2809447
CAS DataBase Reference 103-94-6(CAS DataBase Reference)
FDA UNII D7SP5WLZ3P
EPA Substance Registry System Acetic acid, [(4-nitrophenyl)amino]oxo- (103-94-6)

SAFETY

Risk and Safety Statements

Symbol(GHS)  Exclamation Mark (GHS07)
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36/37/39
RTECS  RP3377000
TSCA  TSCA listed
HazardClass  IRRITANT
NFPA 704
0
2 0

4-NITROPHENYLOXAMIC ACID price More Price(18)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Usbiological 572753 PNPO PurifiedbyProteinGaffinitychromatography. 50ug $509 2026-06-03 Buy
Usbiological 572753 PNPO PurifiedbyProteinGaffinitychromatography. 100ug $708 2026-06-03 Buy
aablocks AA003LTL 2-((4-Nitrophenyl)amino)-2-oxoacetic acid ≥98% 103-94-6 200mg $23 2026-05-28 Buy
aablocks AA003LTL 2-((4-Nitrophenyl)amino)-2-oxoacetic acid 95% 103-94-6 1g $30 2026-05-28 Buy
aablocks AA003LTL 2-((4-Nitrophenyl)amino)-2-oxoacetic acid 95% 103-94-6 5g $140 2026-05-28 Buy
Product number Packaging Price Buy
572753 50ug $509 Buy
572753 100ug $708 Buy
AA003LTL 200mg $23 Buy
AA003LTL 1g $30 Buy
AA003LTL 5g $140 Buy

4-NITROPHENYLOXAMIC ACID Chemical Properties,Uses,Production

Uses

4-Nitrophenyloxamic Acid (CAS# 103-94-6) has shown to have inhibitory effects on neuraminidase of Newcastle disease virus Kudu 113 strain.

4-NITROPHENYLOXAMIC ACID Preparation Products And Raw materials

Raw materials

Preparation Products

4-NITROPHENYLOXAMIC ACID Suppliers

Global( 62)Suppliers
Supplier Tel Email Country ProdList Advantage
CONIER CHEM AND PHARMA LIMITED
sales@conier.com China 49906 58
Shaanxi Dideu Medichem Co. Ltd
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XIAMEN AMITY INDUSTRY AND TRADE CO., LTD.
+8618950047208 ellena@amitychem.com China 43392 58
DAYANG CHEM (HANGZHOU) CO.,LTD
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Amadis Chemical Company Limited
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Mainchem Co., Ltd. +86-0592-6210733 sale@mainchem.com China 32288 55
J & K SCIENTIFIC LTD. 18210857532 18210857532 jkinfo@jkchemical.com China 96815 76
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006356688 18621169109 market03@meryer.com China 40202 62
Jiangsu Aikon Biopharmaceutical R&D co.,Ltd. 025-66113011 13913916777 cfzhang@aikonchem.com China 19902 55
Shanghai YuanYe Biotechnology Co., Ltd. 13636370518 shyysw007@163.com China 89667 60
4’-nitro-oxanilicaci 4’-nitrooxanilicacid kyselinan-(4-nitrofenyl)oxamova 2-[(4-Nitrophenyl)amino]-2-oxoacetic acid N-(p-Nitrophenyl)oxamic acid Para-nitro-phenyloxamic acid pNPO 2-(4-nitroanilino)-2-oxoacetic acid 4-NITROPHENYLOXAMIC ACID NITROPHENYLOXAMIC ACID N-(4-NITROPHENYL)OXAMIC ACID ((4-nitrophenyl)amino)oxo-aceticaci ((4-nitrophenyl)amino)oxoaceticacid [(4-nitrophenyl)amino]oxo-aceticaci Acetic acid, 2-[(4-nitrophenyl)amino]-2-oxo- HEL-S-302 PDXPO 103-94-6 C8H6N2O5