2-Aminophenol hydrochloride
Also known as: o-Aminophenol hydrochloride, 2-hydroxyanilinium chloride, 2-aminophenol hydrochloride (1:1), o-Aminophenyl hydrochloride, Phenol, o-amino-, hydrochloride
2-Aminophenol hydrochloride (CAS 51-19-4) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C6H8ClNO and a molecular weight of 145.58700 g/mol. Key properties include a boiling point of 234.5ºC at 760 mmHg, a density of 1.21 g/cm3 and a flash point of 95.6ºC. It is listed by 2 suppliers, from 13.60 to 19.20 CNY per 100g. Record last updated Aug 21, 2026.
- CAS No.
- 51-19-4
- Jingsj CID
- J-864802-8
- Molecular Formula
- C6H8ClNO
- Molecular Weight
- 145.58700 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99% 100g | ¥1,360.00 | $2.04 /gBest ¥13.60/g CNY | CN China MOQ 100g | |
In Stock | 97% 100g | ¥1,920.00 | $2.87 /g ¥19.20/g CNY | CN China MOQ 标准 |
Physicochemical Properties
| Boiling Point | 234.5ºC at 760 mmHg |
|---|---|
| Density | 1.21 g/cm3 |
| Flash Point | 95.6ºC |
| Exact Mass | 145.02900 |
| PSA | 46.25000 |
| LogP | 2.35760 |
| Refractive Index | 1.637 |
Customs & Trade Information
| HS Code | 2922299090 |
|---|---|
| Summary | 2922299090. other amino-naphthols and other amino-phenols, other than those containing more than one kind of oxygen function, their ethers and esters; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 2-Aminophenol hydrochloride?
The CAS number of 2-Aminophenol hydrochloride is 51-19-4.
What are the molecular formula and molecular weight of 2-Aminophenol hydrochloride?
2-Aminophenol hydrochloride has molecular formula C6H8ClNO and molecular weight 145.58700 g/mol.
Which suppliers offer 2-Aminophenol hydrochloride?
2 supplier(s) listed; reference unit price ¥13.60–19.20 /g.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "2-Aminophenol hydrochloride (CAS 51-19-4)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-864802-8 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.