L-Leucine-d3

Modify Date: 2026-07-02 17:11:07

L-Leucine-d3 Structure
L-Leucine-d3 structure
Common Name L-Leucine-d3
CAS Number 87828-86-2 Molecular Weight 134.191
Density 1.0±0.1 g/cm3 Boiling Point 225.8±23.0 °C at 760 mmHg
Molecular Formula C6H10D3NO2 Melting Point >300ºC(lit.)
MSDS Chinese USA Flash Point 90.3±22.6 °C

 Use of L-Leucine-d3


L-Leucine-d3 is the deuterium labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1].

 Names

This table lists Chinese names, IUPAC names and various aliases of this chemical substance.

Name (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid
Synonym More Synonyms

 L-Leucine-d3 Biological Activity

This table contains bioactivity, target information and biological‑assay experimental data of this compound.

Description L-Leucine-d3 is the deuterium labeled L-Leucine. L-Leucine is an essential branched-chain amino acid (BCAA), which activates the mTOR signaling pathway[1].
Related Catalog
In Vitro Stable heavy isotopes of hydrogen, carbon, and other elements have been incorporated into drug molecules, largely as tracers for quantitation during the drug development process. Deuteration has gained attention because of its potential to affect the pharmacokinetic and metabolic profiles of drugs[1].
References

[1]. Russak EM, et al. Impact of Deuterium Substitution on the Pharmacokinetics of Pharmaceuticals. Ann Pharmacother. 2019;53(2):211-216.

 Chemical & Physical Properties

This table shows physicochemical parameters including melting point, boiling point, density, solubility and optical rotation. Missing data is marked as N/A.

Density 1.0±0.1 g/cm3
Boiling Point 225.8±23.0 °C at 760 mmHg
Melting Point >300ºC(lit.)
Molecular Formula C6H10D3NO2
Molecular Weight 134.191
Flash Point 90.3±22.6 °C
Exact Mass 134.113464
PSA 63.32000
LogP 0.73
Vapour Pressure 0.0±0.9 mmHg at 25°C
Index of Refraction 1.463
InChIKey ROHFNLRQFUQHCH-LONBSJBQSA-N
SMILES CC(C)CC(N)C(=O)O
Storage condition 2-8°C

 MSDS

This table provides MSDS information including hazard classification, first‑aid, fire‑fighting, spill handling, operation and storage instructions.

 Safety Information

This table covers safety warnings, protective measures, incompatible substances and disposal guidelines for this compound.

Personal Protective Equipment Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter
RIDADR NONH for all modes of transport

 Synonyms

This table collects all English aliases, systematic names and CAS‑related synonyms of the compound.

(S)-Leucine-d3
L-Leucine-5,5,5-d3
L-Leucine-5,5,5-d
L-(5,5,5-H)Leucine
MFCD00144628
L-|A-Aminoisocaproic Acid-d3
L-Leucine-d3
(S)-2-Amino-4-methylvaleric Acid-d3
L-2-Amino-4-methylpentanoic Acid-d3

 L-Leucine-d3 | FAQ

This section contains frequently‑asked‑questions about this compound, including basic parameters, properties, storage conditions and corresponding answers.

Q: What are the storage conditions for (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: Storage conditions for (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid: 2-8°C.
Q: What is the InChIKey of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: InChIKey of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is ROHFNLRQFUQHCH-LONBSJBQSA-N.
Q: What is the English name of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: The English name of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid.
Q: What is the CAS number of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: CAS number of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is 87828-86-2.
Q: What is the melting point of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: Melting point of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is >300ºC(lit.).
Q: What is the LogP of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: LogP of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is 0.73.
Q: What is the polar surface area (PSA) of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: Polar surface area (PSA) of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is 63.32000.
Q: What English synonyms does (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid have?
A: English synonyms of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid: (S)-Leucine-d3, L-Leucine-5,5,5-d3, L-Leucine-5,5,5-d, L-(5,5,5-H)Leucine, MFCD00144628, L-|A-Aminoisocaproic Acid-d3, L-Leucine-d3, (S)-2-Amino-4-methylvaleric Acid-d3, L-2-Amino-4-methylpentanoic Acid-d3.
Q: What is the boiling point of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: Boiling point of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is 225.8±23.0 °C at 760 mmHg.
Q: What is the SMILES notation of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid?
A: SMILES notation of (2S)-2-amino-5,5,5-trideuterio-4-methylpentanoic acid is CC(C)CC(N)C(=O)O.

 L-Leucine-d3factory

This table lists manufacturers and suppliers of this compound, including vendor names and product supply reference information.

Shanghai Nianxing Industrial Co., Ltd
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