Photoinitiator 127 - ≥95% , CAS No.474510-57-1

CAS: 474510-57-1 Cat. No.: B730403 Molecular Weight: 340.41 EC Number: 444-860-9 PubChem CID: 22019754
AVAILABLE TO ORDER
GRADE & PURITY ≥95%
Synonyms
1,1'-(Methylenebis(4,1-phenylene))bis(2-hydroxy-2-methylpropan-1-one)
Storage
Store at 2-8°C,Protected from light,Argon charged
Shipped In
Wet ice
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1g
B730403-1g
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.
$9.90
5g
B730403-5g
1
$11.90
25g
B730403-25g
1
$32.90
100g
B730403-100g
1
$89.90
500g
B730403-500g
1
$299.90
Enter a quantity for the sizes you want to add.
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Why this grade

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

🌡

Storage & shipping

Store at 2-8°C,Protected from light,Argon charged Ships Wet ice 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 1 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Specifications

Synonyms
1, 1'-(Methylenebis(4, 1-phenylene))bis(2-hydroxy-2-methylpropan-1-one)
Specifications & Purity
≥95%
Storage
Store at 2-8°C, Protected from light, Argon charged
Shipped In
Wet ice
This product requires cold chain shipping. Ground and other economy services are not available.
Purity
≥95%
Names and Identifiers
Canonical SmilesCC(C)(C(=O)C1=CC=C(C=C1)CC2=CC=C(C=C2)C(=O)C(C)(C)O)O
IUPAC Name2-hydroxy-1-[4-[[4-(2-hydroxy-2-methylpropanoyl)phenyl]methyl]phenyl]-2-methylpropan-1-one
InChIKeyPCKZAVNWRLEHIP-UHFFFAOYSA-N
INCHI1S/C21H24O4/c1-20(2,24)18(22)16-9-5-14(6-10-16)13-15-7-11-17(12-8-15)19(23)21(3,4)25/h5-12,24-25H,13H2,1-4H3
Isomeric SMILES CC(C)(C(=O)C1=CC=C(C=C1)CC2=CC=C(C=C2)C(=O)C(C)(C)O)O
PubChem CID 22019754
Molecular Weight 340.41

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
SuperclassBenzenoids
ClassBenzene and substituted derivatives
SubclassDiphenylmethanes
Intermediate Tree Nodes Not available
Direct ParentDiphenylmethanes
Alternative Parents Alkyl-phenylketones  Phenylpropanes  Benzoyl derivatives  Aryl alkyl ketones  Acyloins  Tertiary alcohols  Alpha-hydroxy ketones  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic homomonocyclic compounds
Substituents Diphenylmethane - Alkyl-phenylketone - Phenylpropane - Phenylketone - Benzoyl - Aryl ketone - Aryl alkyl ketone - Acyloin - Tertiary alcohol - Alpha-hydroxy ketone - Ketone - Organic oxide - Organooxygen compound - Organic oxygen compound - Alcohol - Hydrocarbon derivative - 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





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
A2612134Certificate of AnalysisNov 30, 2024 B730403
B2626063Certificate of AnalysisNov 30, 2024 B730403
E2611007Certificate of AnalysisNov 30, 2024 B730403
L2410310Certificate of AnalysisNov 30, 2024 B730403
L2410311Certificate of AnalysisNov 30, 2024 B730403
L2410313Certificate of AnalysisNov 30, 2024 B730403
L2410314Certificate of AnalysisNov 30, 2024 B730403
L2410316Certificate of AnalysisNov 30, 2024 B730403
L2410317Certificate of AnalysisNov 30, 2024 B730403
L2410318Certificate of AnalysisNov 30, 2024 B730403
L2410319Certificate of AnalysisNov 30, 2024 B730403
L2419009Certificate of AnalysisNov 30, 2024 B730403
L2419010Certificate of AnalysisNov 30, 2024 B730403

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Chemical and Physical Properties
Molecular Weight340.400 g/mol
XLogP33.100
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count6
Exact Mass340.167 Da
Monoisotopic Mass340.167 Da
Topological Polar Surface Area74.600 Ų
Heavy Atom Count25
Formal Charge0
Complexity434.000
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. Yafei Wang, Xiaowei Huang, Jiayi Jiang, Qi Meng, Yiran Li, Wenwen Zhao, Shaojuan Chen, Shaohua Wu.  (2025)  Functionalization of Cotton Nonwoven Dressings with Herbal Compound-Loaded PHBV Short Nanofibers and Gelatin Hydrogel Coating for Accelerated Diabetic Wound Healing.  ACS Applied Materials & Interfaces,      [PMID:40959992] [10.1021/acsami.5c14731]
Solution Calculators
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