L-Tyrosine hydrochloride
Also known as: (S)-2-Amino-3-(4-hydroxyphenyl)propanoic acid hydrochloride, 3-(4-Hydroxyphenyl)-L-alanine hydrochloride, H-Tyr-OH hydrochloride, (S)-2-AMINO-3-(4-HYDROXYPHENYL)PROPIONIC ACID HYDROCHLORIDE, L-3-[4-HYDROXYPHENYL]ALANINE HYDROCHLORIDE, 3-[4-HYDROXYPHENYL]-L-ALANINE HYDROCHLORIDE, L-TYROSINE HYDROCHLORIDE CRYSTALLINE, L-TYROSINE HYDROCHLORIDE CELL CULTURE REAGENT
L-Tyrosine hydrochloride (CAS 16870-43-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C9H12ClNO3 and a molecular weight of 217.64900 g/mol. Key properties include a melting point of 239 °C (dec.)(lit.), a boiling point of 385.2ºC at 760 mmHg and a flash point of 186.7ºC. It is classified under GHS with signal word Warning and hazard statements H315 — Causes skin irritation, H319 — Causes serious eye irritation and H335 — May cause respiratory irritation. It is listed by 3 suppliers, 2 of which publish reference prices, from 5.70 to 73.00 CNY. Record last updated Aug 21, 2026.
- CAS No.
- 16870-43-2
- Jingsj CID
- J-1001700-9
- Molecular Formula
- C9H12ClNO3
- Molecular Weight
- 217.64900 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
| Supplier | Purity / Pack | Base Price | Unit Price | Origin | |
|---|---|---|---|---|---|
Made to Order | 99% 500g | ¥2,850.00 | $0.85 /gBest ¥5.70/g CNY | CN China MOQ 500g | |
In Stock | 97% 100g | ¥1,164.00 | $1.74 /g ¥11.64/g CNY | CN China MOQ 100g | |
Made to Order | 97% 25g | ¥470.00 | $2.81 /g ¥18.80/g CNY | CN China MOQ 25g |
Physicochemical Properties
| Melting Point | 239 °C (dec.)(lit.) |
|---|---|
| Boiling Point | 385.2ºC at 760 mmHg |
| Flash Point | 186.7ºC |
| Exact Mass | 217.05100 |
| PSA | 83.55000 |
| LogP | 1.84890 |
| Vapor Pressure | 1.27E-06mmHg at 25°C |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Customs & Trade Information
| HS Code | 2933290090 |
|---|---|
| Summary | 2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
Frequently Asked Questions
What is the CAS number of L-Tyrosine hydrochloride?
The CAS number of L-Tyrosine hydrochloride is 16870-43-2.
What are the molecular formula and molecular weight of L-Tyrosine hydrochloride?
L-Tyrosine hydrochloride has molecular formula C9H12ClNO3 and molecular weight 217.64900 g/mol.
Which suppliers offer L-Tyrosine hydrochloride?
3 supplier(s) listed; reference unit price ¥5.70–73.00 /g.
Is L-Tyrosine hydrochloride hazardous?
L-Tyrosine hydrochloride has GHS signal word Warning and hazard statements H315 — Causes skin irritation; H319 — Causes serious eye irritation; H335 — May cause respiratory irritation.
Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.
Last updated:
How to cite: Jingsj. "L-Tyrosine hydrochloride (CAS 16870-43-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1001700-9 (accessed 2026-11-06).
Data for reference only; verify product details with suppliers before purchase.