4-Aminoazobenzene hydrochloride
Also known as: Solvent Yellow 1, p-Aminoazobenzene hydrochloride, 4-(Phenylazo)aniline hydrochloride, 4-Phenylazoaniline hydrochloride, C.I. Solvent Yellow 1, monohydrochloride, 4-[(E)-phenyldiazenyl]aniline hydrochloride, p-(phenylazo)aniline hydrochloride, Benzenamine, 4-[(E)-2-phenyldiazenyl]-, hydrochloride (1:1)
4-Aminoazobenzene hydrochloride (CAS 3457-98-5) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C12H12ClN3 and a molecular weight of 233.69 g/mol. Key properties include a melting point of 213 °C, a boiling point of 360.7ºC at 760mmHg and a flash point of 171.9ºC. It is listed by 1 supplier, from 1.84 to 2.20 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 3457-98-5
- Jingsj CID
- J-1106491-2
- Molecular Formula
- C12H12ClN3
- Molecular Weight
- 233.69 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99% 500g | ¥920.00 | $0.28 /gBest ¥1.84/g CNY | CN China MOQ 5g | |
In Stock | 95% 50g | ¥100.00 | $0.3 /g ¥2.00/g CNY | CN China MOQ 25g | |
Made to Order | 99% 100g | ¥220.00 | $0.33 /g ¥2.20/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | 213 °C |
|---|---|
| Boiling Point | 360.7ºC at 760mmHg |
| Flash Point | 171.9ºC |
| Exact Mass | 233.071976 |
| PSA | 50.74000 |
| LogP | 5.06740 |
| SMILES | C1=CC=C(C=C1)N=NC2=CC=C(C=C2)N.Cl |
| InChIKey | WMNTYZIRLUBHEE-UHFFFAOYSA-N |
| InChI: | 1S/C12H11N3.ClH/c13-10-6-8-12(9-7-10)15-14-11-4-2-1-3-5-11;/h1-9H,13H2;1H |
Customs & Trade Information
| HS Code | 2927000090 |
|---|---|
| Summary | 2927000090 other diazo-, azo- or azoxy-compounds。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0% |
Frequently Asked Questions
What is the CAS number of 4-Aminoazobenzene hydrochloride?
The CAS number of 4-Aminoazobenzene hydrochloride is 3457-98-5.
What are the molecular formula and molecular weight of 4-Aminoazobenzene hydrochloride?
4-Aminoazobenzene hydrochloride has molecular formula C12H12ClN3 and molecular weight 233.69 g/mol.
Which suppliers offer 4-Aminoazobenzene hydrochloride?
1 supplier(s) listed; reference unit price ¥1.84–2.20 /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. "4-Aminoazobenzene hydrochloride (CAS 3457-98-5)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1106491-2 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.