Molekula
p-Anisidinium chloride
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
p-Anisidinium chloride is a crystalline organic salt used in organic synthesis and as a reagent in pharmaceutical research. It is a protonated form of p-anisidine, offering enhanced solubility and stability in aqueous and polar solvents. Available in high purity with a molecular weight of 159.61 g/mol, it is stored at ambient temperature. CAS number: 20265-97-8. Signal word: Danger. Molekula supplies p-Anisidinium chloride 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
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Specifications
| Property | Value |
|---|---|
| Appearance | Grey blue to Off-white to yellow/ brown powder |
| HNMR | Conforms to structure |
| Identification (IR) | Conforms to Reference |
| Assay (NMR) | ≥ 98% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Transport Class | 9 |
| Packing Group | III |
| Acidity | Neutral |
Literature values
Published physical properties of the substance, not batch specifications.
| Property | Value |
|---|---|
| Melting Point | 236.1 °C |
Source: PubChem CID 2734956 (CAMEO Chemicals)
Identification
| Property | Value |
|---|---|
| SKU | 90001871 |
| CAS Number | 20265-97-8 |
| IUPAC Name | 4-methoxyaniline;hydrochloride |
| EC Number | 243-657-0 |
| Molecular Formula | CH3OC6H4NH2 . HCl |
| Molecular Weight | 159.61 |
| Exact Mass | 159.0451 |
| SMILES | COC1=CC=C(C=C1)N.Cl |
| InChIKey | VQYJLACQFYZHCO-UHFFFAOYSA-N |
| InChI | InChI=1S/C7H9NO.ClH/c1-9-7-4-2-6(8)3-5-7;/h2-5H,8H2,1H3;1H |
| PubChem CID | 2734956 |
| UN Number | UN3077 |
| REACH Code | Y110 |
| TSCA Listed | Yes |
| HTS Code | 29222981 |
| Tariff Code | 2922290090 |
Safety & GHS
-
Health Hazard
GHS07
-
Serious Health Hazard
GHS08
-
Hazardous to the Environment
GHS09
Hazard statements
- H302 + H312 + H332 Harmful if swallowed, in contact with skin or if inhaled
- H317 May cause an allergic skin reaction
- H319 Causes serious eye irritation
- H334 May cause allergy or asthma symptoms or breathing difficulties if inhaled
- H373 May cause damage to organs through prolonged or repeated exposure
- H400 Very toxic to aquatic life
Precautionary statements
- P260 Do not breathe dust/fume/gas/mist/vapours/spray
- P273 Avoid release to the environment
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P301+312 IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell
- P302+352 IF ON SKIN: Wash with soap and water
- P308+313 IF exposed or concerned: Get medical advice/attention
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
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
- 4-Anisidine hydrochloride
- 4-Methoxyaniline HCl
- 4-Methoxyaniline hydrochloride
- 4-METHOXYBENZENAMINE HYDROCHLORIDE
- Benzenamine, 4-methoxy-, hydrochloride
- Benzenamine, 4-methoxy-, hydrochloride (1:1)
- p-Anisidine hydrochloride
- p-Anisidine monohydrochloride
- p-Anisidine.HCl
- p-Methoxyaniline hydrochloride
Frequently asked questions
What is p-Anisidinium chloride used for?
It is primarily used as a reagent in organic synthesis, particularly in the preparation of pharmaceutical intermediates and specialty chemicals.
What is the chemical formula and molecular weight of p-Anisidinium chloride?
The formula is CH3OC6H4NH2 · HCl with a molecular weight of 159.61 g/mol.
How should p-Anisidinium chloride be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for p-Anisidinium chloride?
It is available in technical grade; custom purity levels may be requested.
Can Molekula supply p-Anisidinium chloride in bulk?
Yes, Molekula can supply p-Anisidinium chloride in bulk quantities—please contact sales for pricing and availability.
What documentation comes with a purchase of p-Anisidinium chloride?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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.