L-Tyrosine-13C9
Also known as: L-4-Hydroxyphenylalanine-13C9, L-TYROSINE (U-13C9), L-TYROSINE-13C9, 99 ATOM % 13C, L-Tyrosine (13C?, 99%), MFCD00144700, UNII:A9BAT9B32M
L-Tyrosine-13C9 (CAS 55443-60-2) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula 13C9H11NO3 and a molecular weight of 181.189 g/mol. Key properties include a melting point of >300ºC (dec.)(lit.), a boiling point of 385.2±32.0 °C at 760 mmHg, a density of 1.3±0.1 g/cm3 and a flash point of 186.7±25.1 °C. 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. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.
- CAS No.
- 55443-60-2
- Jingsj CID
- J-1382294-9
- Molecular Formula
- 13C9H11NO3
- Molecular Weight
- 181.189 g/mol
- Category
- Organic Acids
- Last updated
- 8/21/2026
No offers for this compound yet.
Request a quotePhysicochemical Properties
| Melting Point | >300ºC (dec.)(lit.) |
|---|---|
| Boiling Point | 385.2±32.0 °C at 760 mmHg |
| Density | 1.3±0.1 g/cm3 |
| Flash Point | 186.7±25.1 °C |
| Exact Mass | 181.073898 |
| PSA | 83.55000 |
| LogP | 0.38 |
| Vapor Pressure | 0.0±0.9 mmHg at 25°C |
| Refractive Index | 1.614 |
GHS Safety & Compliance
- H315 — Causes skin irritation
- H319 — Causes serious eye irritation
- H335 — May cause respiratory irritation
Activity & Biological Data
| Additional Information | [1]. Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019;53(2):211-216. |
|---|
Frequently Asked Questions
What is the CAS number of L-Tyrosine-13C9?
The CAS number of L-Tyrosine-13C9 is 55443-60-2.
What are the molecular formula and molecular weight of L-Tyrosine-13C9?
L-Tyrosine-13C9 has molecular formula 13C9H11NO3 and molecular weight 181.189 g/mol.
Is L-Tyrosine-13C9 hazardous?
L-Tyrosine-13C9 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-13C9 (CAS 55443-60-2)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1382294-9 (accessed 2026-10-29).
Data for reference only; verify product details with suppliers before purchase.