Purpurin

SIAL/229148 - Dye content 90 %

Synonym: 1,2,4-Trihydroxyanthraquinone; Hydroxylizaric acid; Verantin

CAS Number: 81-54-9
Empirical Formula (Hill Notation): C₁₄H₈O₅
Molecular Weight: 256.21
EC Number: 201-359-8
MDL Number: MFCD00001203
Linear Formula: C₁₄H₈O₅
Product Type: Chemical

Catalog Number	PKG Qty.	Price


45-229148-5G	5 g	$73.70 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: 229148-5G

Properties
Descriptions
Safety Info.
Basic Data

λ_max	515 nm
	521 nm (2nd)
application(s)	diagnostic assay manufacturing hematology histology
assay	>70-85% (HPLC)
composition	Dye content, 90%
form	powder
impurities	1-3% DMF
InChI	1S/C14H8O5/c15-8-5-9(16)14(19)11-10(8)12(17)6-3-1-2-4-7(6)13(11)18/h1-5,15-16,19H
InChI key	BBNQQADTFFCFGB-UHFFFAOYSA-N
mp	253-256 °C (lit.)
SMILES string	Oc1cc(O)c2C(=O)c3ccccc3C(=O)c2c1O
solubility	NH₄OH: 1 mg/mL, clear to turbid
storage temp.	room temp

Application:	Nuclear stain in histology
General description:	Purpurin (1, 2, 4-trihydroxyanthraquinone) is the key pigment present in the roots of Indian madder (Rubia cordifolia). This pigment produces colors, with distinctive heat and light resistant properties.
Packaging:	5 g in glass bottle

Symbol	GHS07
Signal word	Warning
Hazard statements	H315 - H319 - H335
Precautionary statements	P302 + P352 - P305 + P351 + P338
Hazard Codes	Xi
Risk Statements	36/37/38
Safety Statements	26-36
RIDADR	NONH for all modes of transport
WGK Germany	WGK 3
Flash Point(F)	235.4 °F - closed cup
Flash Point(C)	113 °C - closed cup

Purity	>70-85% (HPLC)
mp	253-256 °C (lit.)
Storage Temp.	room temp
Colour Index Number	58205
UNSPSC	12171500

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