Molekula
o-Cresolphthalein complexone tetrasodium salt
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
o-Cresolphthalein Complexone sodium salt is a chelating agent used in analytical chemistry for metal ion detection, particularly in titrations involving calcium and magnesium. It appears as a red crystalline powder and is soluble in water. CAS: 62698-54-8, Molecular Formula: C32H28N2O12Na4, Molecular Weight: 724.54, Storage: Ambient, Signal Word: None. Molekula supplies o-Cresolphthalein Complexone sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
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5 g — £62.10 per pack ex VAT · £74.52 inc. VAT
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Specifications
| Property | Value |
|---|---|
| Appearance | Violet powder |
| Identification | Conforms to reference |
| Loss on Drying | ≤10.0% |
| Solubility | (0.1% in Ethanol) Almost transparent solution |
| Purity | ≥80 .0% |
| Absorptivity 1%,1cm | ≥670 |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 37496183 |
| CAS Number | 62698-54-8 |
| IUPAC Name | tetrasodium;2-[[5-[1-[3-[[bis(carboxylatomethyl)amino]methyl]-4-hydroxy-5-methylphenyl]-3-oxo-2-benzofuran-1-yl]-2-hydroxy-3-methylphenyl]methyl-(carboxylatomethyl)amino]acetate |
| Molecular Formula | C32H28N2O12Na4 |
| Molecular Weight | 724.54 |
| Exact Mass | 724.1233 |
| SMILES | CC1=CC(=CC(=C1O)CN(CC(=O)[O-])CC(=O)[O-])C2(C3=CC=CC=C3C(=O)O2)C4=CC(=C(C(=C4)C)O)CN(CC(=O)[O-])CC(=O)[O-].[Na+].[Na+].[Na+].[Na+] |
| InChIKey | KSMPPVYJZJBIES-UHFFFAOYSA-J |
| InChI | InChI=1S/C32H32N2O12.4Na/c1-17-7-21(9-19(29(17)43)11-33(13-25(35)36)14-26(37)38)32(24-6-4-3-5-23(24)31(45)46-32)22-8-18(2)30(44)20(10-22)12-34(15-27(39)40)16-28(41)42;;;;/h3-10,43-44H,11-16H2,1-2H3,(H,35,36)(H,37,38)(H,39,40)(H,41,42);;;;/q;4*+1/p-4 |
| PubChem CID | 112916 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2932.20.4500 |
| Tariff Code | 2932209090 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is o-Cresolphthalein Complexone sodium salt used for?
It is primarily used as a metal ion indicator in complexometric titrations, especially for detecting calcium and magnesium ions in water and biological samples.
What is the chemical formula and molecular weight of o-Cresolphthalein Complexone sodium salt?
The formula is C32H28N2O12Na4 with a molecular weight of 724.54 g/mol.
How should o-Cresolphthalein Complexone sodium salt be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available for this product?
This product is available in analytical grade for laboratory use.
Can Molekula supply o-Cresolphthalein Complexone sodium salt in bulk?
Yes, Molekula can supply this compound in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with an order of this product?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.
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