Kitasamycin

吉他霉素

Also known as: Leucomycin, Sineptina, Ayermycin, Stereomycine, Leucomycin complex, Kitasamycin base, Formacidine

Kitasamycin (CAS 1392-21-8) is a compound in the Organic Compounds category listed in the Jingsj chemical database. It has the molecular formula C40H67NO14 and a molecular weight of 785.958 g/mol. It is also known as Leucomycin, Sineptina and Ayermycin. Key properties include a boiling point of 874.7±65.0 °C at 760 mmHg, a density of 1.2±0.1 g/cm3 and a flash point of 482.8±34.3 °C. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.: 1392-21-8
Jingsj CID: J-50254-6
Molecular Formula: C₄₀H₆₇NO₁₄
Chinese Name: 吉他霉素
Molecular Weight: 785.958 g/mol
Category: Organic Compounds
Last updated: 8/21/2026

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Physicochemical Properties

Boiling Point	874.7±65.0 °C at 760 mmHg
Density	1.2±0.1 g/cm3
Flash Point	482.8±34.3 °C
Exact Mass	785.456177
LogP	3.35
Vapor Pressure	0.0±0.6 mmHg at 25°C
Refractive Index	1.541
Additional Property	ethanol: 50 mg/mL, clear to slightly hazy, light-yellow

Activity & Biological Data

Additional Information	[1]. PACHTMAN EA, et al. Leucomycin; a new antibiotic. Am J Pharm Sci Support Public Health. 1958 Oct;130(10):342-4. [2]. Vézina C, et al. Biosynthesis of kitasamycin (leucomycin) by leucine analog-resistant mutants of Streptomyces kitasatoensis. Antimicrob Agents Chemother. 1979 May;15(5):738-46. [3]. La T, et al. Testing the efficacy of kitasamycin for use in the control and treatment of swine dysentery in experimentally infected pigs. Aust Vet J. 2019 Sep 17. [4]. Hassan AB, et al. Pharmacokinetics and tissue residues of kitasamycin in healthy and diseased broilers. Dtsch Tierarztl Wochenschr. 1990 Aug;97(8):315-7.

Additional Information

[1]. PACHTMAN EA, et al. Leucomycin; a new antibiotic. Am J Pharm Sci Support Public Health. 1958 Oct;130(10):342-4. [2]. Vézina C, et al. Biosynthesis of kitasamycin (leucomycin) by leucine analog-resistant mutants of Streptomyces kitasatoensis. Antimicrob Agents Chemother. 1979 May;15(5):738-46. [3]. La T, et al. Testing the efficacy of kitasamycin for use in the control and treatment of swine dysentery in experimentally infected pigs. Aust Vet J. 2019 Sep 17. [4]. Hassan AB, et al. Pharmacokinetics and tissue residues of kitasamycin in healthy and diseased broilers. Dtsch Tierarztl Wochenschr. 1990 Aug;97(8):315-7.

Frequently Asked Questions

What is the CAS number of Kitasamycin?

The CAS number of Kitasamycin is 1392-21-8.

What are the molecular formula and molecular weight of Kitasamycin?

Kitasamycin has molecular formula C40H67NO14 and molecular weight 785.958 g/mol.

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

Last updated: 8/21/2026

How to cite: Jingsj. "Kitasamycin (CAS 1392-21-8)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-50254-6 (accessed 2026-10-29).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.