3-Nitrophenol
3-Nitrophenol (CAS 554-84-7), with the molecular formula O2NC6H4OH and a molecular weight of 139.11 g/mol, is a notable organic compound. It serves as a crucial building block and intermediate in various chemical syntheses. Its applications span across organic chemistry research and industrial chemical production, where its phenolic and nitro functionalities are exploited for further derivatisation.

Organic Synthesis Intermediate
3-Nitrophenol acts as a versatile intermediate in the synthesis of more complex organic molecules. Its structure allows for various reactions, including reduction of the nitro group to an amine or further substitution on the aromatic ring.
Dye and Pigment Precursor
The compound can be utilized in the preparation of certain azo dyes and pigments, leveraging the reactivity of the aromatic nitro and hydroxyl groups in coupling reactions.
Pharmaceutical Intermediate
It serves as a starting material or intermediate in the multi-step synthesis of active pharmaceutical ingredients (APIs) and related compounds.
Agrochemical Synthesis
3-Nitrophenol finds application in the development and production of specific agrochemicals, contributing to the synthesis of active ingredients for crop protection.
| Molecular weight | 139.11 |
|---|---|
| Linear formula | O2NC6H4OH |
| Assay | ≥98.0% (HPLC) |
| Grade | purum |
| Boiling point | 194 °C/70 mmHg(lit.) |
| Melting point | 91-97 °C96-98 °C(lit.) |


Hazard statements
- H302Harmful if swallowed
- H315Causes skin irritation
- H318Causes serious eye damage
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
- P305IF IN EYES
| Protective equipment | dust mask type N95 (US), Eyeshields, Faceshields, Gloves |
|---|---|
| Transport (UN / ADR) | UN 1663 6.1 / PGIII |
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 22-38-41 |
| Safety statements (S) | 26-36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 3-Nitrophenol primarily used for?
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3-Nitrophenol is primarily used as an intermediate in organic synthesis, for the preparation of dyes, pharmaceuticals, and agrochemicals.
What are the CAS number and formula for 3-Nitrophenol?
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The CAS number for 3-Nitrophenol is 554-84-7, and its molecular formula is O2NC6H4OH.
What grade and purity does Tech Serve Solutions supply for 3-Nitrophenol?
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Tech Serve Solutions supplies 3-Nitrophenol with a purity of ≥98.0% (HPLC) and a 'purum' grade. We do not represent this product as USP, BP, or EP grade.
What are the main safety hazards associated with 3-Nitrophenol?
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3-Nitrophenol is classified as harmful if swallowed (H302), causes skin irritation (H315), and causes serious eye damage (H318). Appropriate personal protective equipment, including eye shields, face shields, gloves, and a dust mask (N95), must be worn. It is a WGK 3 substance in Germany.
How is 3-Nitrophenol packed and shipped by TSS?
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Tech Serve Solutions exports 3-Nitrophenol internationally, ensuring proper packaging and adherence to shipping regulations, including UN 1663 (6.1/PGIII).
How can I request a sample or quote for 3-Nitrophenol?
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To request a sample or a quotation for 3-Nitrophenol, please contact the Tech Serve Solutions sales team through our website or by phone, providing your specific requirements.
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