o-Cresolphthalein Complexone

SIAL/P5631 - powder

Synonym: o-Cresolphthalein-3′,3′′-bis-methyleneiminodiacetic acid; o-Cresolphthalexon; Metal phthalein; Phthalein purple; Xylenylphthalein-bisiminodiacetic acid

CAS Number: 2411-89-4
Empirical Formula (Hill Notation): C₃₂H₃₂N₂O₁₂
Molecular Weight: 636.60
EC Number: 219-318-8
MDL Number: MFCD00005911
Linear Formula: C₃₂H₃₂N₂O₁₂
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-P5631-1G	1 g	$32.40 1/EA	Add To Favorites
45-P5631-5G	5 g	$104.00 1/EA	Add To Favorites
45-P5631-10G	10 g	$206.00 1/EA	Add To Favorites
45-P5631-25G	25 g	$394.00 1/EA	Add To Favorites
45-P5631-100G	100 g	$1140.00 1/EA	Add To Favorites

This picture is provided solely for illustration purposes. Optical properties of the actual product may deviate. Relevant product information is printed on labeled products and other accompanying or available information material. This image depicts SKU: P5631-100G

Properties
Descriptions
Safety Info.
Basic Data

application(s)	diagnostic assay manufacturing hematology histology
InChI	1S/C32H32N2O12/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)
InChI key	IYZPEGVSBUNMBE-UHFFFAOYSA-N
mp	181-185 °C (dec.) (lit.)
Quality Level	200
SMILES string	Cc1cc(cc(CN(CC(O)=O)CC(O)=O)c1O)C2(OC(=O)c3ccccc23)c4cc(C)c(O)c(CN(CC(O)=O)CC(O)=O)c4
solubility	methanol: 1 mg/mL
storage temp.	room temp
suitability	suitable for determination of calcium

Application:	o-Cresolphthalein Complexone has been used in the estimation of calcium in serum samples based on the reaction of Ca²⁺ with o-cresolphthalein complexone in an alkaline solution.
General description:	o-Cresolphthalein Complexone is a pH indicator dye commonly used for the calorimetric determination of calcium in serum.
Packaging:	1, 5, 10, 25, 100 g in glass bottle

RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	Not applicable
Flash Point(C)	Not applicable

mp	181-185 °C (dec.) (lit.)
Storage Temp.	room temp
UNSPSC	12171500

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