p-Xylenolphthalein - ≥98% , CAS No.50984-88-8

CAS: 50984-88-8 Cat. No.: P405136 Molecular Weight: 374.44 PubChem CID: 628858
AVAILABLE TO ORDER
GRADE & PURITY ≥98%
Synonyms
MFCD00042785 | 3,3-bis(4-hydroxy-2,5-dimethylphenyl)-2-benzofuran-1-one | Q2598536 | EINECS 256-893-4 | p-Xylenolphthalein, for microscopy | SCHEMBL2833732 | P-xylenolphthaleine | SY052184 | AMY37380 | FT-0639953 | DTXSID90198985 | 1(3H)-Isobenzofuranone,
Storage
Room temperature
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Size
Status
Price
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1g
P405136-1g
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P405136-5g
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P405136-25g
4

$24.90

$37.90
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100g
P405136-100g
2

$69.90

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500g
P405136-500g
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$256.90

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Why this grade

≥98% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

🌡

Storage & shipping

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

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Quality documents

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

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Literature proof

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

Overview

Application:

p-Xylenolphthalein is related to phenolphthalein which is used as a pH change indicator.

Specifications

Synonyms
MFCD00042785 | 3, 3-bis(4-hydroxy-2, 5-dimethylphenyl)-2-benzofuran-1-one | Q2598536 | EINECS 256-893-4 | p-Xylenolphthalein, for microscopy | SCHEMBL2833732 | P-xylenolphthaleine | SY052184 | AMY37380 | FT-0639953 | DTXSID90198985 | 1(3H)-Isobenzofuranone,
Specifications & Purity
≥98%
Storage
Room temperature
Purity
≥98%
Names and Identifiers
Pubchem Sid488190809
Pubchem Sid Urlhttps://pubchem.ncbi.nlm.nih.gov/substance/488190809
Canonical SmilesCC1=CC(=C(C=C1O)C)C2(C3=CC=CC=C3C(=O)O2)C4=C(C=C(C(=C4)C)O)C
IUPAC Name3,3-bis(4-hydroxy-2,5-dimethylphenyl)-2-benzofuran-1-one
InChIKeyPXCIPOXPHMTCIL-UHFFFAOYSA-N
INCHI1S/C24H22O4/c1-13-11-21(25)15(3)9-19(13)24(20-10-16(4)22(26)12-14(20)2)18-8-6-5-7-17(18)23(27)28-24/h5-12,25-26H,1-4H3
Isomeric SMILES CC1=CC(=C(C=C1O)C)C2(C3=CC=CC=C3C(=O)O2)C4=C(C=C(C(=C4)C)O)C
PubChem CID 628858
Molecular Weight 374.44
Reaxy-Rn 346799

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.

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📊 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
SuperclassOrganoheterocyclic compounds
ClassBenzofurans
SubclassBenzofuranones
Intermediate Tree Nodes Not available
Direct ParentBenzofuranones
Alternative Parents Phthalides  p-Xylenols  p-Xylenes  Ortho cresols  Meta cresols  1-hydroxy-2-unsubstituted benzenoids  Lactones  Carboxylic acid esters  Oxacyclic compounds  Monocarboxylic acids and derivatives  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzofuranone - Phthalide - Isobenzofuranone - Xylenol - Isocoumaran - P-xylenol - M-cresol - O-cresol - Xylene - P-xylene - Phenol - 1-hydroxy-2-unsubstituted benzenoid - Benzenoid - Monocyclic benzene moiety - Lactone - Carboxylic acid ester - Oxacycle - Monocarboxylic acid or derivatives - Carboxylic acid derivative - Organic oxygen compound - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Aromatic heteropolycyclic compound
DescriptionThis compound belongs to the class of organic compounds known as benzofuranones. These are organic compounds containing a benzene ring fused to a furanone.
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.

9 results found

Lot NumberCertificate TypeDateItem
F2306137Certificate of AnalysisMar 13, 2026 P405136
F2306138Certificate of AnalysisMar 13, 2026 P405136
F2306139Certificate of AnalysisMar 13, 2026 P405136
F2306140Certificate of AnalysisMar 13, 2026 P405136
F2306141Certificate of AnalysisMar 13, 2026 P405136
F2306142Certificate of AnalysisMar 13, 2026 P405136
F2306143Certificate of AnalysisMar 13, 2026 P405136
F2306144Certificate of AnalysisMar 13, 2026 P405136
F2306146Certificate of AnalysisMar 13, 2026 P405136
Chemical and Physical Properties
Molecular Weight374.400 g/mol
XLogP35.300
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count4
Rotatable Bond Count2
Exact Mass374.152 Da
Monoisotopic Mass374.152 Da
Topological Polar Surface Area66.800 Ų
Heavy Atom Count28
Formal Charge0
Complexity559.000
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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