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L-Carnitine

Also known as: Levocarnitine, Vitamin BT, (R)-3-Hydroxy-4-(trimethylammonio)butanoate, (R)-Carnitine, 3-Hydroxy-4-(trimethylammonio)butanoate, Carnitine, (-)-Carnitine, L-Carnitine inner salt, Bicarnesine, Carniking, Carnitor, Carnitene, Carnifeed, Carnipass

L-Carnitine (CAS 541-15-1) is a compound in the Organic Bases category listed in the Jingsj chemical database. It has the molecular formula C7H15NO3 and a molecular weight of 161.199 g/mol. Key property: a melting point of 197-212 °C(lit.). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
541-15-1
Jingsj CID
J-1299-1
Molecular Formula
C7H15NO3
Molecular Weight
161.199 g/mol
Category
Organic Bases
Last updated
8/21/2026

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Physicochemical Properties

Melting Point197-212 °C(lit.)
Exact Mass161.105194
PSA60.36000
LogP-4.52
Refractive Index-32 ° (C=1, H2O)
Additional Property2500 g/L (20 ºC)

Activity & Biological Data

TargetHuman Endogenous Metabolite
Additional Information[1]. Marcovina, S.M., et al., Translating the basic knowledge of mitochondrial functions to metabolic therapy: role of L-carnitine. Transl Res, 2013. 161(2): p. 73-84. [2]. Pekala, J., et al., L-carnitine--metabolic functions and meaning in humans life. Curr Drug Metab, 2011. 12(7): p. 667-78. [3]. Miyagawa, T., et al., Effects of oral L-carnitine administration in narcolepsy patients: a randomized, double-blind, cross-over and placebo-controlled trial. PLoS One, 2013. 8(1): p. e53707.

Customs & Trade Information

HS Code29239000

Frequently Asked Questions

What is the CAS number of L-Carnitine?

The CAS number of L-Carnitine is 541-15-1.

What are the molecular formula and molecular weight of L-Carnitine?

L-Carnitine has molecular formula C7H15NO3 and molecular weight 161.199 g/mol.

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-Carnitine (CAS 541-15-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1299-1 (accessed 2026-11-06).

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