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CAS RN:2303-01-7 | D1021 Iris

m-Cresol purple

Synonyms: Metacresol Purple, 3-cresol purple

m-Cresol purple | CAS: 2303-01-7| Structure Formula

Pricing and Packaging

Pack Size
25 kg?
Packaging
Carton drum
Availability
Price (USD)/KG
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General Information

Product Name m-Cresol purple
Synonyms Metacresol Purple, 3-cresol purple
CAS RN 2303-01-7
Molecular Formula C21H18O5S
Molecular Weight 0
MDL Number MFCD00005871
EC Number 218-960-6
HS Number 2934 99 90

Specification

Transition Interval(PH) 1.2(pink)-2.8(yellow),7.4(brownish yellow)-9.0(violet)
Lambda Max. 526~529nm(pH1.2), 431~437nm(pH2.8), 431~437nm(Ph7.4),576~580nm(pH9.0)
Mass absorptivity 80~94 L/(cm.g)(pH1.2), 40~46 L/(cm.g)(pH2.8), 39~45 L/(cm.g)(pH7.4), 75~86 L/(cm.g)(Ph9.0)
Solubility in ethanol to pass test
Loss on drying ≤ 1.0%

GHS

No data.

Supporting Documentation

m-Cresol purple-CAS 2303-01-7 - Specification Sheet

Title
Specification Sheet 

m-Cresol purple-CAS 2303-01-7 - Certificates of Analysis

Catalog Number Lot Number

m-Cresol purple-CAS 2303-01-7 - Safety Data Sheet

Title
Safety Data Sheet 

References

Colour Index Number
Merck Index(14) 0
RTECS#
More Synonyms

Metacresol Purple, 3-cresol purplem-Cresolsulfonphthalein, 2',2''-Dimethylphenolsulfonphthalein, MCP, 3-cresol purpleC21H18O5SCAS:2303-01-7