Diethylene Glycol Mono(2-propyn-1-yl) Ether - ≥95% , CAS No.7218-43-1

CAS: 7218-43-1 Cat. No.: D404157 Molecular Weight: 144.17 EC Number: 230-612-5
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
2-(2-(prop-2-yn-1-yloxy)ethoxy)ethanol | HC identical withC-CH2-PEG2-OH | ZB0911 | 2-(2-(prop-2-ynyloxy)ethoxy)ethanol | AB02237 | C#CCOCCOCCO | ethanol,2-(2-(2-propynyloxy)ethoxy)- | Propyne-PEG2-OH | SY051003 | EINECS 230-612-5 | Diethylene Glycol Mono(
Storage
Argon charged,Room temperature
Application
227,228,229
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D404157-1g
9

$18.90

$28.90
Save $10.00 (34.60%)
5g
D404157-5g
8

$91.90

$137.90
Save $46.00 (33.36%)
25g
D404157-25g
2

$273.90

$410.90
Save $137.00 (33.34%)
Enter a quantity for the sizes you want to add.
🧪

Why this grade

≥95% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Check lot-specific COA for exact specifications.

📋

Quality documents

SDS, COA, datasheet, and spec sheet available for download. Lot-specific COA accessible via lot number lookup.

📚

Literature proof

Cited in 0 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
2-(2-(prop-2-yn-1-yloxy)ethoxy)ethanol | HC identical withC-CH2-PEG2-OH | ZB0911 | 2-(2-(prop-2-ynyloxy)ethoxy)ethanol | AB02237 | C#CCOCCOCCO | ethanol, 2-(2-(2-propynyloxy)ethoxy)- | Propyne-PEG2-OH | SY051003 | EINECS 230-612-5 | Diethylene Glycol Mono(
Specifications & Purity
≥95%
Storage
Argon charged, Room temperature
Purity
≥95%
Names and Identifiers
Pubchem Sid488185989
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488185989
Canonical SmilesC#CCOCCOCCO
IUPAC Name2-(2-prop-2-ynoxyethoxy)ethanol
InChIKeyHUSDTFBXUYBZJD-UHFFFAOYSA-N
INCHI1S/C7H12O3/c1-2-4-9-6-7-10-5-3-8/h1,8H,3-7H2
Isomeric SMILES C#CCOCCOCCO
Molecular Weight 144.17
Reaxy-Rn 1754586
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=1754586&ln=

Documentation

📋 Safety Data Sheet (SDS)

Comprehensive hazard, handling, storage, and regulatory compliance document.

Download SDS →

✅ Certificate of Analysis (COA)

Lot-specific quality data. Enter your lot number to retrieve the exact COA.

Look up COA →

📊 Datasheet

Quick-reference summary of product specifications and applications.

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🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassOrganic oxygen compounds
ClassOrganooxygen compounds
SubclassEthers
Intermediate Tree Nodes Not available
Direct ParentDialkyl ethers
Alternative Parents Acetylides  Primary alcohols  Hydrocarbon derivatives  
Molecular FrameworkAliphatic acyclic compounds
Substituents Acetylide - Dialkyl ether - Hydrocarbon derivative - Primary alcohol - Alcohol - Aliphatic acyclic compound
DescriptionThis compound belongs to the class of organic compounds known as dialkyl ethers. These are organic compounds containing the dialkyl ether functional group, with the formula ROR', where R and R' are alkyl groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Certificates(CoA,COO,BSE/TSE and Analysis Chart)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:

Find and download the COA for your product by matching the lot number on the packaging.

5 results found

Lot NumberCertificate TypeDateItem
D2310254Certificate of AnalysisJan 20, 2026 D404157
D2310269Certificate of AnalysisJan 20, 2026 D404157
K2219628Certificate of AnalysisSep 19, 2025 D404157
K2219629Certificate of AnalysisSep 19, 2025 D404157
K2219650Certificate of AnalysisSep 19, 2025 D404157
Chemical and Physical Properties
SensitivityAir Sensitive
Refractive Index1.46
Flash Point(°C)90 °C
Boil Point(°C)81 °C/1 mmHg
Molecular Weight144.170 g/mol
XLogP3-0.600
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count3
Rotatable Bond Count6
Exact Mass144.079 Da
Monoisotopic Mass144.079 Da
Topological Polar Surface Area38.700 Ų
Heavy Atom Count10
Formal Charge0
Complexity103.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count0
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count1
Solution Calculators
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