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4-Nitrophenylacetic acid

CAS 104-03-0 C8H7NO4 MW 181.15 In stock

4-Nitrophenylacetic acid is a nitro-substituted aromatic carboxylic acid used in organic synthesis and pharmaceutical research. It serves as an intermediate in the production of dyes, agrochemicals, and active pharmaceutical ingredients. Available in powder form, it has a molecular weight of 181.15 g/mol, a molecular formula of C8H7NO4, and a CAS number of 104-03-0. Store at ambient temperature. Handle with care due to its signal word "Danger." Molekula supplies 4-Nitrophenylacetic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

4-Nitrophenylacetic acid is a nitro-substituted aromatic carboxylic acid used in organic synthesis and pharmaceutical research. It serves as an intermediate in the production of dyes, agrochemicals, and active pharmaceutical ingredients. Available in powder form, it has a molecular weight of 181.15 g/mol, a molecular formula of C8H7NO4, and a CAS number of 104-03-0. Store at ambient temperature. Handle with care due to its signal word "Danger." Molekula supplies 4-Nitrophenylacetic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance Cream powder
Melting Point 152 - 156 Deg C
Assay (Aq. Acid-base titration) >99%
Assay HPLC >99%

Storage & handling

Property Value
Storage Temperature Ambient
Transport Class 9
Packing Group III
Shelf Life 60 months
Acidity Acid

Identification

Property Value
CAS Number 104-03-0
Molecular Formula C8H7NO4
Molecular Weight 181.15
SMILES C1=CC(=CC=C1CC(=O)O)[N+](=O)[O-]
EC / UN Number 3077
REACH Code Y110
TSCA Listed Yes
HTS Code 2916.39.79.00
Tariff Code 2916399090

Safety & GHS

Danger
  • GHS pictogram — Flammable Flammable GHS02
  • GHS pictogram — Compressed Gas Compressed Gas GHS04
  • GHS pictogram — Toxic Toxic GHS06

Hazard statements

  • H318 Causes serious eye damage
  • H335 May cause respiratory irritation
  • H341 Suspected of causing genetic defects
  • H400 Very toxic to aquatic life
  • H410 Very toxic to aquatic life with long lasting effects

Precautionary statements

  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P273 Avoid release to the environment
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
  • P304+340 IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Pricing & pack sizes

Pack sizes & pricing

Pricing on request — packs available from research to bulk quantities.

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is 4-Nitrophenylacetic acid used for?

It is primarily used as an intermediate in the synthesis of pharmaceuticals and agrochemicals.

What is the chemical formula and molecular weight of 4-Nitrophenylacetic acid?

The formula is C8H7NO4 with a molecular weight of 181.15 g/mol.

How should 4-Nitrophenylacetic acid be stored?

It should be stored at ambient temperature, away from moisture and incompatible materials.

What grade is available for 4-Nitrophenylacetic acid?

Available in technical grade; custom purity levels may be requested.

Can Molekula supply 4-Nitrophenylacetic acid in bulk?

Yes, bulk quantities are available upon request; please contact our sales team for details.

What documentation comes with an order of 4-Nitrophenylacetic acid?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS) with the shipment.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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