Description

Milbemycin K is a key chemical intermediate belonging to the macrocyclic lactone class, derived from fermentation processes. This compound is essential for the synthesis of advanced agricultural and veterinary active ingredients, offering a foundation for developing effective pest and parasite control solutions. It is primarily utilized by manufacturers in the agrochemical and pharmaceutical industries for producing high-value end products.

Application

• Agrochemical Intermediate: A crucial precursor in the synthesis of potent acaricides and insecticides for crop protection.
• Veterinary Pharmaceutical Synthesis: Used in the manufacturing of active pharmaceutical ingredients (APIs) for anti-parasitic treatments in animals.
• Research & Development: Serves as a reference standard and starting material in biochemical and pharmacological research for novel pest control agents.
• Fine Chemical Production: Employed in the multi-step synthesis of complex macrocyclic molecules for specialized applications.

Basic Information

Product Name	Milbemycin K
CAS No.	86691-97-6
Molecular Formula	C₃₂H₄₆O₇
Molecular Weight	542.71 g/mol
Synonyms	Milbemycin K; 5-O-Demethylmilbemycin K; LL-F28249 K; (2aE,4E,5'S,6E,8E,11R,13S,15S,17aR,20R,20aR,20bS)-5',6,8,19-Tetradehydro-6,20b-dihydro-5',11,13,15,17a,20,20a-heptahydro-20,20b-dihydroxy-4,11,15-trimethyl-10-oxospiro[9,10-seco-9,19-epoxy-2aH,17H-furo[4,3,2-pq][2]benzoxacyclooctadecine-17,2'-[2H]pyran]-13-yl acetate
EINECS	Contact for details

Quality Control

Our Milbemycin K is produced and tested under a stringent quality management system to ensure batch-to-batch consistency and high purity. Quality assurance includes comprehensive analytical testing via HPLC, IR, and other relevant methods to meet the exacting standards required for fine chemical synthesis. A Certificate of Analysis (COA) detailing purity, identity, and impurity profiles is provided with each shipment to support your quality and regulatory requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at controlled room temperature (15-25°C). Keep the container tightly sealed to protect from moisture.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (IR)	Conforms to reference spectrum
Assay (HPLC)	≥ 95.0%
Related Substances (HPLC)	Total impurities ≤ 5.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.