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L-Leucyl-L-tyrosine

Also known as: H-Leu-Tyr-OH, LEU-TYR, Leu-Tyr, Leu-Tyr-OH, L-LEU-L-TYR, L-Leu-L-Tyr-OH, leucyltyrosine, leu-tyrcrystalline, N-L-leucyl-L-tyrosine, (2S)-2-[[(2S)-2-amino-4-methylpentanoyl]amino]-3-(4-hydroxyphenyl)propanoic acid, (S)-2-((S)-2-amino-4-methylpentanamido)-3-(4-hydroxyphenyl)propanoic acid

L-Leucyl-L-tyrosine (CAS 968-21-8) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C15H22N2O4 and a molecular weight of 294.34600 g/mol. Key properties include a boiling point of 560ºC at 760 mmHg, a density of 1.218 g/cm3 and a flash point of 292.5ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
968-21-8
Jingsj CID
J-43566-5
Molecular Formula
C15H22N2O4
Molecular Weight
294.34600 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point560ºC at 760 mmHg
Density1.218 g/cm3
Flash Point292.5ºC
Exact Mass294.15800
PSA112.65000
LogP1.96870
Refractive Index23 ° (C=0.2, H2O)

Customs & Trade Information

HS Code2924299090
Summary2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; 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 L-Leucyl-L-tyrosine?

The CAS number of L-Leucyl-L-tyrosine is 968-21-8.

What are the molecular formula and molecular weight of L-Leucyl-L-tyrosine?

L-Leucyl-L-tyrosine has molecular formula C15H22N2O4 and molecular weight 294.34600 g/mol.

What are the upstream and downstream products of L-Leucyl-L-tyrosine?

For L-Leucyl-L-tyrosine, Upstream Products: Ethyl L-tyrosinate, N-[(Benzyloxy)carbonyl]-L-leucine, L-Tyrosine benzyl ester; Downstream Products: L-Thyroxine.

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-Leucyl-L-tyrosine (CAS 968-21-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-43566-5 (accessed 2026-11-09).

Data for reference only; verify product details with suppliers before purchase.