m-Cresol purple indicator - 0.4% , CAS No.2303-01-7

CAS: 2303-01-7 Cat. No.: M196490 Peso molecular: 382.43 Beilstein Registry Number: 350314 Número EC: 218-960-6
Disponible para pedir
GRADE & PURITY 0.4%
Synonyms
m-Cresol purple|2303-01-7|Cresol purple|3,3-Bis(4-hydroxy-2-methylphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide|m-Cresolsulfonphthalein|3-Cresol purple|Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis[3-methyl-|m-Cresolsulfonephthalein|Metacres
Storage
Room temperature
Shipped In
Normal
 ·  off list, applied to all prices below.
Size
Estado
Price
Qty
500ml
M196490-500ml
8-12 wks(?) Production requires sourcing of materials. We appreciate your patience and understanding.

109,90US$

128,90US$
Guardar 19,00 US$ (14.74%)
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Why this grade

0.4% for sensitive chromatographic and analytical workflows requiring minimal baseline interference.

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Storage & shipping

Room temperature Ships Normal 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.

📚

Literature proof

Cited in 4 peer-reviewed publications across chromatography, organic synthesis, and cross-coupling reactions.

Descripción general

(red)1.2 ~ 2.8(yellow), (yellow)7.4 ~ 9.0(purple)

Specifications

Sinónimos
m-Cresol purple | 2303-01-7 | Cresol purple | 3, 3-Bis(4-hydroxy-2-methylphenyl)-3H-benzo[c][1, 2]oxathiole 1, 1-dioxide | m-Cresolsulfonphthalein | 3-Cresol purple | Phenol, 4, 4'-(1, 1-dioxido-3H-2, 1-benzoxathiol-3-ylidene)bis[3-methyl- | m-Cresolsulfonephthalein | Metacres
Especificaciones y pureza
0.4%
Condiciones de almacenamiento de almacenamiento
Room temperature
Enviado en
Normal
Nombres e identificadores
Sonrisas canónicasCC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C
IUPAC Name4-[3-(4-hydroxy-2-methylphenyl)-1,1-dioxo-2,1λ6-benzoxathiol-3-yl]-3-methylphenol
InChIKeyOLQIKGSZDTXODA-UHFFFAOYSA-N
INCHI1S/C21H18O5S/c1-13-11-15(22)7-9-17(13)21(18-10-8-16(23)12-14(18)2)19-5-3-4-6-20(19)27(24,25)26-21/h3-12,22-23H,1-2H3
Isómeros SMILES CC1=C(C=CC(=C1)O)C2(C3=CC=CC=C3S(=O)(=O)O2)C4=C(C=C(C=C4)O)C
WGK Alemania 3
Peso molecular 382.43
Beilstein 350314
Reaxy-Rn 350314
Reaxys-RN_link_address https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=350314&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
SuperclassOrganoheterocyclic compounds
ClaseBenzofurans
SubclassBenzofuranones
Intermediate Tree Nodes Not available
Direct ParentBenzofuranones
Alternative Parents Phthalides  Benzoxathioles  Meta cresols  Toluenes  1-hydroxy-2-unsubstituted benzenoids  Organosulfonic acid esters  Oxacyclic compounds  Organooxygen compounds  Organic oxides  Hydrocarbon derivatives  
Molecular FrameworkAromatic heteropolycyclic compounds
Substituents Benzofuranone - Phthalide - Benzoxathiole - M-cresol - 1-hydroxy-2-unsubstituted benzenoid - Toluene - Phenol - Monocyclic benzene moiety - Benzenoid - Organosulfonic acid ester - Organosulfonic acid or derivatives - Organic sulfonic acid or derivatives - Oxacycle - Organooxygen compound - Hydrocarbon derivative - Organic oxide - Organic oxygen compound - Aromatic heteropolycyclic compound
DescripciónThis 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
Estructura 3D
Modelo de Estructura Química Interactiva





Certificados (CoA, COO, BSE/TSE y tabla de análisis)
C of A & Other Certificates(BSE/TSE, COO):
Analytical Chart:
Propiedades químicas y físicas
Peso molecular382.400 g/mol
XLogP33.700
Hydrogen Bond Donor Count2
Hydrogen Bond Acceptor Count5
Rotatable Bond Count2
Exact Mass382.087 Da
Monoisotopic Mass382.087 Da
Topological Polar Surface Area92.200 Ų
Heavy Atom Count27
Formal Charge0
Complexity615.000
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
Preguntas frecuentes y artículos
Citations of This Product
Referencias
1. Xiao-Li Bing, Zi-Jian Liang, Jia Tian, Xue Gong, Shao-Qiu Huang, Jie Chen, Xiao-Yue Hong.  (2023)  The influence of Acetobacter pomorum bacteria on the developmental progression of Drosophila suzukii via gluconic acid secretion.  MOLECULAR ECOLOGY,      [PMID:37947376] [10.1111/mec.17202]
2. Hao Dong, Xubin Zheng, Chen Cheng, Libin Qian, Yaoxuan Cui, Weiwei Wu, Qingjun Liu, Xing Chen, Yanli Lu, Qing Yang, Fenni Zhang, Di Wang.  (2023)  A Multimodal Sensing CMOS Imager Based on Dual-Focus Imaging.  Advanced Science,  10  (14): (2206699).  [PMID:36862008] [10.1002/advs.202206699]
3. Meng-Meng Du, Yuan-Cheng Wang, Bao-Chang Sun, Yong Luo, Liang-Liang Zhang, Guang-Wen Chu, Hai-Kui Zou.  (2025)  Biocatalytic kinetics of the reaction between CO2 and tertiary amine using carbonic anhydrase.  Chemical Engineering and Processing-Process Intensification,      [PMID:] [10.1016/j.cep.2025.110218]
4. Meng-Meng Du, Bao-Chang Sun, Bei-Bei Wang, Yong Luo, Liang-Liang Zhang, Guang-Wen Chu, Hai-Kui Zou, Jian-Feng Chen.  (2024)  Kinetic study on the reaction between CO2 and tertiary amine catalyzed by zinc(II) aza-macrocyclic complexes.  AICHE JOURNAL,  70  (4): (e18366).  [PMID:] [10.1002/aic.18366]
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