Phenol Red sodium salt - 10mM in DMSO , CAS No.34487-61-1

CAS: 34487-61-1 Cat. No.: P423513 Molecular Weight: 376.36 Beilstein Registry Number: 6260026 EC Number: 252-057-8 PubChem CID: 23686673
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GRADE & PURITY 10mM in DMSO
Synonyms
UNII-50J9732WBG | EINECS 252-057-8 | HY-D0169A | Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bisphenolate S,S-dioxide | MFCD00066901 | SCHEMBL222482 | D78307 | Sodium 4-(3-(4-hydroxyphenyl)-1,1-dioxido-3H-benzo[c][1,2]oxathiol-3-yl)phenolate | NCG
Storage
Store at -80°C
Shipped In
Dry ice packs + Cold packs
 ·  off list, applied to all prices below.
Size
Status
Price
Qty
1ml
P423513-1ml
2

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$69.90
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Why this grade

10mM in DMSO for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Store at -80°C Ships Dry ice packs + Cold packs 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

Phenol Red sodium salt is a water soluble pH indicator used in the 6.8 (yellow) to 8.2 (red) range.
A small molecule pH indicator.

Specifications

Synonyms
UNII-50J9732WBG | EINECS 252-057-8 | HY-D0169A | Sodium hydrogen 4, 4'-(3H-2, 1-benzoxathiol-3-ylidene)bisphenolate S, S-dioxide | MFCD00066901 | SCHEMBL222482 | D78307 | Sodium 4-(3-(4-hydroxyphenyl)-1, 1-dioxido-3H-benzo[c][1, 2]oxathiol-3-yl)phenolate | NCG
Specifications & Purity
10mM in DMSO
Biochemical and Physiological Mechanisms
Water soluble pH indicator used in the 6.8 (yellow) to 8.2 (red) range. Commonly employed as a cell tissue culture pH marker. Under normal conditions, phenol red added to the growth medium will have a pink-red color. Dying cells or overgrowth of contamina
Storage
Store at -80°C
Shipped In
Dry ice packs + Cold packs
This product requires cold chain shipping. Ground and other economy services are not available.
Names and Identifiers
Canonical SmilesC1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]
IUPAC Namesodium;4-[3-(4-hydroxyphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]phenolate
InChIKeyHKHYOKBQJILTEI-UHFFFAOYSA-M
INCHI1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1
Isomeric SMILES C1=CC=C2C(=C1)C(OS2(=O)=O)(C3=CC=C(C=C3)O)C4=CC=C(C=C4)[O-].[Na+]
WGK Germany 3
PubChem CID 23686673
Molecular Weight 376.36
Beilstein 6260026
Reaxy-Rn 6260026

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
SuperclassOrganoheterocyclic compounds
ClassBenzofurans
SubclassBenzofuranones
Intermediate Tree Nodes Not available
Direct ParentBenzofuranones
Alternative Parents Phthalides  Benzoxathioles  Phenoxides  1-hydroxy-2-unsubstituted benzenoids  Organosulfonic acid esters  Oxacyclic compounds  Organooxygen compounds  Organic sodium salts  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzofuranone - Phthalide - Benzoxathiole - 1-hydroxy-2-unsubstituted benzenoid - Phenol - Phenoxide - Monocyclic benzene moiety - Organosulfonic acid ester - Benzenoid - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Organic alkali metal salt - Oxacycle - Hydrocarbon derivative - Organooxygen compound - Organic oxide - Organic oxygen compound - Organic salt - Organic sodium salt - 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:
Chemical and Physical Properties
Boil Point(°C)285 °C
Melt Point(°C)285°C
Molecular Weight376.400 g/mol
XLogP3
Hydrogen Bond Donor Count1
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass376.038 Da
Monoisotopic Mass376.038 Da
Topological Polar Surface Area95.000 Ų
Heavy Atom Count26
Formal Charge0
Complexity575.000
Isotope Atom Count0
Defined Atom Stereocenter Count0
Undefined Atom Stereocenter Count1
Defined Bond Stereocenter Count0
Undefined Bond Stereocenter Count0
The total count of all stereochemical bonds0
Covalently-Bonded Unit Count2
Solution Calculators
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