Kemptide

Also known as: LRRASLG, Phosphate acceptor peptide, Leu-Arg-Arg-Ala-Ser-Leu-Gly, Leu-Arg-Arg-Ala-Ser-Leu-Gly-OH, Kemptide acetate salt, L-Leucyl-L-arginyl-L-arginyl-L-alanyl-L-seryl-L-leucylglycine, MFCD00076710, KEMPTIDE ACETATE SALT, KEMPTIDE [LRRASLG]

Kemptide (CAS 65189-71-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C32H61N13O9 and a molecular weight of 771.908 g/mol. Key property: a density of 1.4±0.1 g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 65189-71-1
Jingsj CID: J-7365-1
Molecular Formula: C₃₂H₆₁N₁₃O₉
Molecular Weight: 771.908 g/mol
Category: Pharma Intermediates
Last updated: 8/21/2026

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Physicochemical Properties

Density	1.4±0.1 g/cm3
Exact Mass	771.471497
PSA	381.95000
LogP	-1.39
Refractive Index	1.626

Activity & Biological Data

Additional Information	[1]. Kübler D, et al. Evidence for ecto-protein kinase activity that phosphorylates Kemptide in a cyclic AMP-dependent mode. J Biol Chem. 1989 Aug 25;264(24):14549-55. [2]. Duncan FE, et al. Transducin-like enhancer of split-6 (TLE6) is a substrate of protein kinase A activity during mouse oocyte maturation. Biol Reprod. 2014 Mar 20;90(3):63.

Frequently Asked Questions

What is the CAS number of Kemptide?

The CAS number of Kemptide is 65189-71-1.

What are the molecular formula and molecular weight of Kemptide?

Kemptide has molecular formula C32H61N13O9 and molecular weight 771.908 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated: 8/21/2026

How to cite: Jingsj. "Kemptide (CAS 65189-71-1)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-7365-1 (accessed 2026-11-07).

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