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PPG-20 Methyl Glucose Ether (CAS No. 61849-72-7) is a naturally derived, highly effective propoxylated ether of methyl glucose. Recognized in cosmetic chemistry as an exceptionally mild, multi-functional humectant, fragrance fixative, and sensory modifier, it plays a vital role in modern personal care architecture. By attaching approximately 20 moles of propylene oxide to a methyl glucoside backbone, chemical synthesizers yield a clear, pale yellow to colorless viscous liquid that exhibits superior solubility in both aqueous and organic media.
Acts as an outstanding alcohol-soluble fragrance fixative. It depresses the vapor pressure of volatile top notes in perfumes and hydro-alcoholic body sprays, extending the scent retention time without altering the original olfactory profile.
Unlike standard polyols such as Propylene Glycol or Glycerin, PPG-20 Methyl Glucose Ether delivers robust moisture-binding capacity without tacky residue, drastically reducing the stinging sensation of high-alcohol formulations.
Imparts a luxurious, smooth, non-greasy feel to lotions, creams, and hair preparations. It improves spreadability, reduces tackiness in active-heavy formulations, and enhances gloss in hair care.
| Property Parameter | Standard Specification Range | Test Methodology (Analytical Standard) |
|---|---|---|
| Chemical Name | Poly(oxy-1,2-propanediyl), α-methyl-ω-hydroxy-, ether with methyl D-glucoside (1:1) | IUPAC / INCI Standard |
| CAS Number | 61849-72-7 | Chemical Abstracts Service |
| Appearance (25°C) | Clear to pale yellow viscous liquid | Visual Inspection |
| Acid Value (mg KOH/g) | ≤ 1.0 | ISO 660 / ASTM D974 |
| Hydroxyl Value (mg KOH/g) | 160 - 180 | ASTM E222 / Titrimetric |
| Water Content (%) | ≤ 1.0% | Karl Fischer (ISO 760) |
| Color (APHA / Gardner) | ≤ 100 APHA / Gardner ≤ 2 | ASTM D1209 |
| pH Value (10% aqueous) | 5.5 - 7.5 | Potentiometric (ISO 10523) |
In the global specialty chemicals domain, China has evolved from a bulk volume manufacturer to an advanced hub for high-purity chemical synthesis. The manufacturing of carbohydrate-derived alkoxylated surfactants, such as PPG-20 Methyl Glucose Ether, requires precise ethoxylation/propoxylation reactors, automated batch control, and strict safety management protocols. Chinese chemical producers, particularly centered in Shandong's chemical parks, possess significant structural advantages:
China leads global glucose and corn starch refining. By establishing manufacturing plants within integrated chemical clusters (such as Jinan Chemical Park), suppliers cut transportation costs for glucose precursors and propylene oxide (PO), passing these structural savings to global buyers.
Modern Chinese facilities deploy state-of-the-art Italian and German alkoxylation reactors with real-time NIR monitoring. This ensures narrow molecular weight distribution, extremely low residual PO/EO monomers (< 1 ppm), and minimal odor profile—critical for high-end perfumery.
Leading Chinese chemical manufacturers operate under rigorous quality systems, offering complete documentation packages—including REACH registration for Europe, ISO 9001 quality management, ISO 14001 environmental compliance, Halal, and Kosher certifications.
PPG-20 Methyl Glucose Ether is far more than a simple cosmetic additive; it functions as a critical problem-solver across multiple sectors. Below is a breakdown of how formula designers leverage its unique amphiphilic structures:
In Eau de Parfum (EDP) and Eau de Toilette (EDT), top notes often evaporate too quickly, causing scent profile distortion. Adding 1.0% to 5.0% PPG-20 Methyl Glucose Ether forms hydrogen bonds with fragile aromatic compounds. This slows down initial release rates, preserves volatile terpenes, and creates a smoother dry-down transition without introducing alcohol sting on sensitive skin.
Modern broad-spectrum sunscreens contain organic UV filters (e.g., Bemotrizinol, DHHB, Avobenzone) that impart a tacky, heavy skin feel. PPG-20 Methyl Glucose Ether reduces the greasy residue of high-SPF formulations. It improves film uniformity on human epidermis, optimizing water resistance and boosting overall UV protection efficiency.
In hair styling gels, mousses, and leave-in conditioners, synthetic fixing polymers (like PVP/VA copolymers) tend to dry out, flaking and making hair brittle. PPG-20 Methyl Glucose Ether acts as an internal plasticizer. It maintains polymer flexibility, prevents white flaking, reduces flyaways, and imparts a silky, natural shine to strands.
When combined with anionic surfactants (like SLES or Sodium Cocoyl Glycinate), PPG-20 Methyl Glucose Ether suppresses excessive skin stripping. It protects the lipid barrier during cleansing, improves foam stability and micro-bubble density, and leaves skin soft and hydrated post-rinse.
Established in 2010 and headquartered in the prestigious Chemical Industry Park of Jinan City, Shandong Province, JIMPOCHEM CO., LTD covers a state-of-the-art facility spanning over 500 acres. As a leading professional chemical raw material manufacturer, we integrate advanced R&D, large-scale automated synthesis, global sales, and comprehensive technical consultation.
Our core portfolio centers on fine chemicals, active pharmaceutical ingredients (APIs), and cosmetic raw materials. With over 16 years of chemical manufacturing expertise, we deliver customized supply chain solutions to clients in more than 200 countries and regions worldwide.
From modern synthesis reactors and cleanroom packaging facilities to advanced R&D testing suites, our site ensures end-to-end quality assurance and batch consistency.
Sourcing chemical raw materials globally requires evaluating technical risk, regulatory compliance, ocean logistics, and lot-to-lot purity standards. Below is a structured checklist for international procurement teams:
Always verify the COA (Certificate of Analysis) for key indicators: Hydroxyl Value (160-180 mg KOH/g), Water Content (< 1%), and Residual Alkylene Oxides. Ensure high-resolution GC/HPLC graphs are provided upon shipment.
PPG-20 Methyl Glucose Ether is typically packed in 25kg plastic drums or 200kg polyethylene-lined steel drums. Store in a cool, dry, ventilated area away from strong oxidizing agents to preserve product color and clarity.
Partnering directly with Chinese chemical producers ensures inventory security. By leveraging flexible MOQ options, ocean freight consolidation, and bonded warehouse stocking, global buyers avoid supply disruptions.
As the personal care industry moves toward eco-friendly, carbon-neutral, and bio-based formulations, PPG-20 Methyl Glucose Ether plays an increasingly pivotal role. Industry trends shaping its market usage include:
Leading manufacturers are incorporating 100% bio-derived glucose backbones sourced from sustainably managed corn crops. This boosts the Natural Origin Index (ISO 16128) of cosmetic formulations while preserving technical performance.
Global regulations (such as EU REACH Annex XVII and California Proposition 65) demand stringent limits on 1,4-Dioxane and residual Propylene Oxide. Next-generation stripping systems lower trace impurities down to sub-ppm levels, ensuring seamless compliance across global markets.
Answers to common technical, formulation, regulatory, and purchasing questions about CAS 61849-72-7.
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