1,1-Diphenyl-2-propyn-1-ol - ≥97%(GC) , CAS No.3923-52-2

CAS: 3923-52-2 Cat. No.: D155782 Molecular Weight: 208.26 Beilstein Registry Number: 514549 EC Number: 629-508-6
AVAILABLE TO ORDER
GRADE & PURITY ≥97%(GC)
Synonyms
2-Propyn-1-ol,1-diphenyl- | Diphenyl-2-propyn-1-ol | Diphenylethynylcarbinol | (E)-7-[(1R,2R,3R,5S)-3,5-dihydroxy-2-[(E,3S)-3-hydroxyoct-1-enyl]cyclopentyl]hept-5-enoic acid | MFCD00041570 | AMY30930 | SR-01000388957-1 | .ALPHA.-ETHYNYL-.ALPHA.-PHENYLBENZ
Storage
Argon charged,Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
D155782-1g
1

$9.90

$14.90
Save $5.00 (33.56%)
5g
D155782-5g
5

$12.90

$19.90
Save $7.00 (35.18%)
10g
D155782-10g
4

$23.90

$35.90
Save $12.00 (33.43%)
25g
D155782-25g
2

$52.90

$79.90
Save $27.00 (33.79%)
100g
D155782-100g
2

$193.90

$290.90
Save $97.00 (33.34%)
500g
D155782-500g
1

$679.90

$1,019.90
Save $340.00 (33.34%)
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Why this grade

≥97%(GC) for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

Argon charged,Room temperature Ships Normal 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 2 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Overview

1,1-Diphenyl-2-propyn-1-ol is an alkynol.

1,1-Diphenyl-2-propyn-1-ol is used as an important raw material and intermediate used in organic Synthesis, pharmaceuticals, agrochemicals and dyestuff. It is used in medicine.

Specifications

Synonyms
2-Propyn-1-ol, 1-diphenyl- | Diphenyl-2-propyn-1-ol | Diphenylethynylcarbinol | (E)-7-[(1R, 2R, 3R, 5S)-3, 5-dihydroxy-2-[(E, 3S)-3-hydroxyoct-1-enyl]cyclopentyl]hept-5-enoic acid | MFCD00041570 | AMY30930 | SR-01000388957-1 | .ALPHA.-ETHYNYL-.ALPHA.-PHENYLBENZ
Specifications & Purity
≥97%(GC)
Storage
Argon charged, Room temperature
Shipped In
Normal
Purity
≥97%(GC)
Names and Identifiers
Pubchem Sid488186750
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488186750
Canonical SmilesC#CC(C1=CC=CC=C1)(C2=CC=CC=C2)O
IUPAC Name1,1-diphenylprop-2-yn-1-ol
InChIKeySMCLTAARQYTXLW-UHFFFAOYSA-N
INCHI1S/C15H12O/c1-2-15(16,13-9-5-3-6-10-13)14-11-7-4-8-12-14/h1,3-12,16H
Isomeric SMILES C#CC(C1=CC=CC=C1)(C2=CC=CC=C2)O
WGK Germany 3
RTECS DA4796050
Molecular Weight 208.26
Beilstein 514549
Reaxy-Rn 514549
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=514549&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.

View datasheet →

🔬 Specification Sheet

Full quality attributes and acceptance criteria for this grade.

View spec sheet →

Advanced Data

Taxonomic Classification

Taxonomy Tree

KingdomOrganic compounds
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassDiphenylmethanes
Intermediate Tree Nodes Not available
Direct ParentDiphenylmethanes
Alternative Parents Ynones  Tertiary alcohols  Acetylides  Hydrocarbon derivatives  Aromatic alcohols  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Diphenylmethane - Ynone - Tertiary alcohol - Acetylide - Organic oxygen compound - Hydrocarbon derivative - Aromatic alcohol - Organooxygen compound - Alcohol - Aromatic homomonocyclic compound
DescriptionThis compound belongs to the class of organic compounds known as diphenylmethanes. These are compounds containing a diphenylmethane moiety, which consists of a methane wherein two hydrogen atoms are replaced by two phenyl groups.
External Descriptors Not available
3D Structure
Interactive Chemical Structure Model





Mechanisms of Action
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.

13 results found

Lot NumberCertificate TypeDateItem
I1805098Certificate of AnalysisApr 15, 2026 D155782
I1805097Certificate of AnalysisApr 15, 2026 D155782
F2202187Certificate of AnalysisMar 13, 2026 D155782
F2202188Certificate of AnalysisMar 13, 2026 D155782
F2202201Certificate of AnalysisMar 13, 2026 D155782
F2204428Certificate of AnalysisMar 13, 2026 D155782
A2614171Certificate of AnalysisJul 09, 2025 D155782
F2526109Certificate of AnalysisJul 09, 2025 D155782
I2411303Certificate of AnalysisJun 22, 2024 D155782
I2411304Certificate of AnalysisJun 22, 2024 D155782
B2024023Certificate of AnalysisDec 15, 2023 D155782
F2330146Certificate of AnalysisMar 18, 2022 D155782
I2502001Certificate of AnalysisMar 18, 2022 D155782

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Chemical and Physical Properties
SolubilityInsoluble in water.
Sensitivityair sensitive
Flash Point(°F)235.4 °F
Flash Point(°C)113 °C
Boil Point(°C)183°C/20mmHg
Melt Point(°C)47-49 °C
Molecular Weight208.250 g/mol
XLogP32.800
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count1
Rotatable Bond Count3
Exact Mass208.089 Da
Monoisotopic Mass208.089 Da
Topological Polar Surface Area20.200 Ų
Heavy Atom Count16
Formal Charge0
Complexity242.000
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
Citations of This Product
References
1. Wei Hu, Onome Ejeromedoghene, Yunfei Xia, Guodong Fu.  (2021)  A Multi-Functional and Rapid Responsive Photochromic Hydrogel for UV Indicators.  MACROMOLECULAR CHEMISTRY AND PHYSICS,  222  (7): (2000427).  [PMID:] [10.1002/macp.202000427]
2. Wang Zhenyu, Yang Yingguo, Luo Guizhong, Xu Wenwu, Liu Chengyu, Yang Tianqi, Ji Wenyu, Zhang Fujun, Lu Min, Zhang Yu, Wu Zhennan, Bai Xue.  (2026)  Flexible light-emitting diodes with EQE approaching 26.4% from horizontal dipole-oriented metal nanoclusters.  Nature Communications,  17  (1): (767).  [PMID:41565634] [10.1038/s41467-025-67737-x]
Solution Calculators
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