Molekula
4-Hydrazinobenzoic acid
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
4-Hydrazinobenzoic acid is an arylhydrazine, an aromatic compound with a hydrazine (-NHNH2) group bonded directly to the benzene ring, used primarily in organic synthesis, pharmaceuticals, and as a key intermediate for ligands in coordination chemistry. It appears as a white to off-white crystalline solid with a role in forming hydrazones and other derivatives. This chemical has a CAS number of 619-67-0, a molecular formula of C7H8N2O2, and a molecular weight of 152.15 g/mol. It should be stored at ambient conditions, with a signal word of "Warning" indicating moderate hazard. Molekula supplies 4-Hydrazinobenzoic acid from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
In stock — same-day dispatch
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
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25 g — £38.70 per pack ex VAT · £46.44 inc. VAT
Need a different quantity or pack?
Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
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Specifications
| Property | Value |
|---|---|
| Appearance | Solid |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 13488749 |
| CAS Number | 619-67-0 |
| IUPAC Name | 4-hydrazinylbenzoic acid |
| EC Number | 210-609-5 |
| Molecular Formula | C6H4(COOH)NHNH2 |
| Molecular Weight | 152.15 |
| Exact Mass | 152.0586 |
| SMILES | C1=CC(=CC=C1C(=O)O)NN |
| InChIKey | PCNFLKVWBDNNOW-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H8N2O2/c8-9-6-3-1-5(2-4-6)7(10)11/h1-4,9H,8H2,(H,10,11) |
| PubChem CID | 12089 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 2928.00.2500 |
| Tariff Code | 2928009090 |
Safety & GHS
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Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
- H335 May cause respiratory irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- (4-Carboxyphenyl)hydrazine
- 4-hydrazineylbenzoic acid
- 4-hydrazinylbenzoic acid
- Benzoic acid, 4-hydrazino-
- Benzoic acid, 4-hydrazinyl-
- BENZOIC ACID, p-HYDRAZINO-
- p-Carboxyphenylhydrazine
- p-Hydrazinobenzoic acid
Frequently asked questions
What is 4-Hydrazinobenzoic acid commonly used for?
It is primarily used as a reagent in organic synthesis, particularly for the preparation of hydrazides, azo dyes, and pharmaceutical intermediates.
What is the chemical formula and molecular weight of 4-Hydrazinobenzoic acid?
The formula is C₆H₄(COOH)NHNH₂, and the molecular weight is 152.15 g/mol.
How should 4-Hydrazinobenzoic acid be stored?
Store at ambient temperature in a cool, dry place, away from moisture and incompatible substances.
What grades or purities of 4-Hydrazinobenzoic acid does Molekula offer?
We supply analytical standard (ACS grade) and reagent-grade purity, with documentation specifying exact specifications.
Can Molekula supply 4-Hydrazinobenzoic acid in bulk quantities?
Yes, we offer bulk packaging options (e.g., 5kg, 25kg, and larger) for industrial and research-scale applications.
What documentation comes with an order of 4-Hydrazinobenzoic acid?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and batch-specific documentation.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.