Molekula
5-Amino-o-cresol
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Certificate of Analysis with every batch
5-Amino-*o*-cresol is an aromatic amine with a hydroxyl group, primarily used as a precursor in the synthesis of dyes, pigments, and pharmaceutical intermediates, particularly in the production of azo compounds. Its main documented application is as a coupler in oxidative hair dye formulations, where it is listed as a cosmetic ingredient under the name 4-Amino-2-Hydroxytoluene. It is also employed in analytical chemistry for derivatization and in the manufacturing of specialty chemicals. This chemical has a CAS number of 2835-95-2 and carries no signal word under standard classification, indicating low acute hazard. It is typically supplied as a solid with a purity of ≥97% for research and industrial applications. Molekula supplies 5-Amino-*o*-cresol from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
This substance is available from Molekula on enquiry. Full specification, Safety Data Sheet and Certificate of Analysis documentation are provided with your quotation once our team confirms the grade and pack size you need.
Overview
- SKU
- 21738642
- CAS Number
- 2835-95-2
- IUPAC Name
- 5-amino-2-methylphenol
- EC Number
- 220-618-6
- Exact Mass
- 123.0684
- SMILES
- CC1=C(C=C(C=C1)N)O
- InChIKey
- DBFYESDCPWWCHN-UHFFFAOYSA-N
- InChI
- InChI=1S/C7H9NO/c1-5-2-3-6(8)4-7(5)9/h2-4,9H,8H2,1H3
- PubChem CID
- 17818
Synonyms
- 1-methyl-2-hydroxy-4-aminobenzene
- 2-Hydroxy-p-toluidine
- 2-methyl-5-aminophenol
- 3-Hydroxy-4-methylaniline
- 3-HYDROXY-P-TOLUIDINE
- 4-Amino-2-hydroxy-1-methylbenzene
- 4-Amino-2-hydroxytoluene
- 5-Amino-2-methylphenol
- 6-Methyl-3-aminophenol
- Phenol, 5-amino-2-methyl-
Literature values
Published physical properties of the substance, not batch specifications.
- Melting Point
- 161 °C
- Vapour Pressure
- 2.6 × 10⁻⁴ mmHg at 25 °C (Estimated)
- log P (octanol/water)
- 0.79
Source: PubChem CID 17818 (HSDB)
Frequently asked questions
What is 5-Amino-o-cresol primarily used for?
5-Amino-o-cresol is commonly used as a precursor in the synthesis of dyes, pharmaceuticals, and agrochemicals, as well as in the production of rubber chemicals.
What is the molecular formula and molecular weight of 5-Amino-o-cresol?
The molecular formula is **C₇H₉NO** and the molecular weight is **123.15 g/mol**.
How should 5-Amino-o-cresol be stored?
Store in a cool, dry, and well-ventilated area, away from incompatible substances, in tightly sealed containers. Protect from moisture and light.
What purity grades of 5-Amino-o-cresol does Molekula supply?
Molekula supplies **technical grade** and **high-purity grade** (typically ≥98% purity) of 5-Amino-o-cresol.
Can Molekula supply 5-Amino-o-cresol in bulk quantities?
Yes, Molekula can supply 5-Amino-o-cresol in bulk, with quantities tailored to your specific requirements.
What documentation is provided with an order of 5-Amino-o-cresol?
Each order includes a **Certificate of Analysis (CoA)**, **Material Safety Data Sheet (MSDS)**, and a **packing list** with batch-specific details.
Molekula has supplied fine chemicals and biochemicals since 1999, and its facilities are ISO 9001:2015 and ISO 14001:2015 certified. Every dispatched batch is logged with a batch number and matched to a Certificate of Analysis, and Safety Data Sheets are available in five languages.