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Molekula

Molekula

2,4-Dinitrophenylhydrazine phosphoric acid solution

SKU 90035168 CAS 125038-14-4 C6H3(NO2)2N2H3 . H3PO4 MW 296.13 In stock (5+ packs) — same-day dispatch

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Certificate of Analysis with every batch

2,4-Dinitrophenylhydrazine phosphoric acid solution is a reagent used in organic synthesis and analytical chemistry for the identification of carbonyl compounds. It is a yellow to orange liquid with a molecular formula of C6H3(NO2)2N2H3 · H3PO4, a molecular weight of 296.13 g/mol, and is stable at ambient temperatures. It carries a Danger signal word due to its toxicity and reactivity. Molekula supplies 2,4-Dinitrophenylhydrazine phosphoric acid solution from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Overview

2,4-Dinitrophenylhydrazine phosphoric acid solution is a reagent used in organic synthesis and analytical chemistry for the identification of carbonyl compounds. It is a yellow to orange liquid with a molecular formula of C6H3(NO2)2N2H3 · H3PO4, a molecular weight of 296.13 g/mol, and is stable at ambient temperatures. It carries a Danger signal word due to its toxicity and reactivity. Molekula supplies 2,4-Dinitrophenylhydrazine phosphoric acid solution from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Pricing & pack sizes

Pack sizes & pricing

  • 250 mL £140.30 per pack

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

Specifications

Property Value
Appearance Orange to very dark orange liquid
Density 1.300 - 1.400 (d20°C/4°C)
Assay 55.0 - 60.0 %
Assay (2,4-DNPH by HPLC) 0.15-0.24 mol/l

Storage & handling

Property Value
Storage Temperature Ambient
Flash Point 30 C
Transport Class 8 (3)
Packing Group II
Acidity Acid

Identification

Property Value
SKU 90035168
CAS Number 125038-14-4
Molecular Formula C6H3(NO2)2N2H3 . H3PO4
Molecular Weight 296.13
SMILES C1=CC(=C(C=C1[N+](=O)[O-])[N+](=O)[O-])NN.OP(=O)(O)O
EC / UN Number 2920
REACH Code Y110
HTS Code 3824.99.9330
Tariff Code 3824999299

Safety & GHS

Danger
  • GHS pictogram — Flammable Flammable GHS02
  • GHS pictogram — Corrosive Corrosive GHS05
  • GHS pictogram — Health Hazard Health Hazard GHS07

Hazard statements

  • H226 Flammable liquid and vapour
  • H290 May be corrosive to metals
  • H302 Harmful if swallowed
  • H314 (sub cat. 1B) Causes severe skin burns and eye damage

Precautionary statements

  • P210 Keep away from heat/sparks/open flames/hot surfaces - No smoking
  • P261 Avoid breathing dust/fume/gas/mist/vapours/spray
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P303+361 IF ON SKIN (or hair): Remove immediately all contaminated clothing. Rinse with water/shower
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing

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.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is 2,4-Dinitrophenylhydrazine phosphoric acid solution commonly used for?

This reagent is primarily used for the derivatization of carbonyl compounds (aldehydes and ketones) in analytical chemistry, forming stable hydrazone precipitates for qualitative and quantitative analysis.

What is the chemical formula and molecular weight of this product?

The formula is **C₆H₃(NO₂)₂N₂H₃ · H₃PO₄**, and the molecular weight is **296.13 g/mol**.

How should this product be stored?

Store at **ambient temperature** in a cool, dry place, away from incompatible substances (e.g., oxidizing agents). Ensure the container is tightly sealed.

What grade or purity is available for this product?

Molekula supplies this as a **reagent-grade solution**, suitable for analytical applications requiring high purity and consistency.

Can Molekula supply this product in bulk quantities?

Yes, we offer bulk packaging options for this product—please contact our sales team for specific quantities and pricing.

What documentation comes with an order of this product?

Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and **batch-specific documentation** for traceability.

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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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