Description

Macrostemonoside D is a bioactive steroidal saponin isolated from natural sources. This high-purity reference standard is critical for analytical research, quality control, and pharmaceutical development. It is primarily utilized by researchers and manufacturers in the pharmaceutical, nutraceutical, and academic sectors for compound identification, method validation, and bioactivity studies.

Application

• Pharmaceutical Reference Standard: For the qualitative and quantitative analysis of steroidal saponins in drug substances and finished products.
• Bioactivity Research: Used in in vitro and in vivo studies to investigate potential pharmacological effects, including anti-inflammatory and cardiovascular activities.
• Natural Product QC: Serves as a critical marker compound for the standardization and quality assurance of botanical extracts and herbal medicines containing related saponins.
• Method Development & Validation: Essential for developing and calibrating analytical methods such as HPLC, LC-MS, and TLC in laboratory settings.
• Academic & Institutional Research: A key reagent for chemical, pharmacological, and biosynthetic pathway studies in university and R&D laboratories.

Basic Information

Product Name	Macrostemonoside D
CAS No.	143049-27-8
Molecular Formula	C51H84O23
Molecular Weight	1041.2 g/mol
Synonyms	(25R)-26-[(β-D-Glucopyranosyl)oxy]-22-hydroxyfurost-5-en-3β,26-diol 3-O-{β-D-glucopyranosyl-(1→2)-[β-D-xylopyranosyl-(1→3)]-β-D-glucopyranosyl-(1→4)-β-D-galactopyranoside}; Alliumoside D; Macrostemonoside D (Allium macrostemon saponin); Steroidal Saponin from Allium macrostemon
EINECS	Contact for details

Quality Control

Our Macrostemonoside D is produced and tested under strict quality management protocols to ensure identity, purity, and consistency. Each batch is analyzed using advanced chromatographic and spectroscopic techniques, including HPLC and NMR, to meet the stringent requirements for reference materials. A comprehensive Certificate of Analysis (COA) detailing purity, identification, and impurity profiles is provided with every shipment.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry place at a controlled room temperature (15-25°C). This product is hygroscopic (moisture-sensitive) and should be handled in a low-humidity environment to prevent degradation.

Specification

Item	Specification
Appearance	White to off-white powder
Identification (HPLC)	Conforms to reference standard
Identification (IR)	Conforms to structure
Assay (HPLC)	≥ 98.0%
Loss on Drying	≤ 2.0%
Residue on Ignition	≤ 0.5%
Heavy Metals	≤ 20 ppm

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