Skip to the beginning of the images gallery

3β-DOXYL-5α-cholestane, free radical , CAS No.55569-61-4

COA

Grade & Purity:

≥95%

Cas Number: 55569-61-4
Molecular Weight: 472.77
PubChem CID: 2724316

In stock

Item Number

D331226

Grouped product items
SKU	Size	Availability	Price	Qty
D331226-5mg	5mg	Available within 8-12 weeks(?) Production requires sourcing of materials. We appreciate your patience and understanding.	$599.90

a spin label for EPR studies

View related series

Cholestanes (2) Organic radical (3)

Basic Description

Synonyms	DTXSID20369126 \| CID 2724316 \| AC1MC4OB \| 3-Doxyl-5-alpha-cholestane,free radical \| 4′,4′-Dimethylspiro(5α-cholestane-3,2′-oxazolidin)-3′-yloxy, free radical
Specifications & Purity	≥95%
Storage Temp	Store at -20°C
Shipped In	Ice chest + Ice pads This product requires cold chain shipping. Ground and other economy services are not available.
Product Description	3β-DOXYL-5α-cholestane, free radical is a spin label for EPR studies and electron spin-lattice relaxation times in aqueous dispersions. Application： Free radical spin label used for EPR studies. Studying transversal relaxation of nitroxides for PELDOR in phospholipid membranes Comparative studies of effect of cholesterol on bicelle model membranes Spin probe for studying electron spin-lattice relaxation times in aqueous dispersions via saturation recovery Probing cooperative and local modes of poly(Me acrylate) sample using ESR Studying random disorder effects of hydrophyobic aerosil on order and dynamics of the probe in 5CB nematic liquid crystals

Names and Identifiers

INCHI	InChI=1S/C31H54NO2/c1-21(2)9-8-10-22(3)25-13-14-26-24-12-11-23-19-31(32(33)28(4,5)20-34-31)18-17-29(23,6)27(24)15-16-30(25,26)7/h21-27H,8-20H2,1-7H3/t22-,23+,24+,25-,26+,27+,29+,30-,31?/m1/s1
InChIKey	ODDFHESUNMAHDN-LJGTUOGHSA-N
Smiles	CC(C)CCCC(C)C1CCC2C1(CCC3C2CCC4C3(CCC5(C4)N(C(CO5)(C)C)[O])C)C
Isomeric SMILES	C[C@H](CCCC(C)C)[C@H]1CC[C@@H]2[C@@]1(CC[C@H]3[C@H]2CC[C@@H]4[C@@]3(CCC5(C4)N(C(CO5)(C)C)[O])C)C
WGK Germany	3
Molecular Weight	472.77
Reaxy-Rn	33407386
Reaxys-RN_link_address	https://www.reaxys.com/reaxys/secured/hopinto.do?context=S&query=IDE.XRN=33407386&ln=

Certificates（CoA,COO,BSE/TSE and Analysis Chart)

C of A & Other Certificates(BSE/TSE, COO):

Analytical Chart:

Chemical and Physical Properties

Solubility	Soluble in 10 mg/ml chloroform
Melt Point(°C)	176-178° C

Solution Calculators

Molarity Calculator

Determine the necessary mass, volume, or concentration for preparing a solution.

Mass

Concentration

Volume

M. Wt*

g/mol

*When preparing stock solutions, always use the batch-specific molecular weight of the product found on the vial label and the Certificate of Analysis (available online).

Dilution Calculator

Determine the dilution needed to prepare a stock solution.

Concentration 1 (C1)

Volume 1 (V1)

Concentration 2 (C2)

Volume 2 (V2)

Reconstitution Calculator

The reconstitution calculator enables you to quickly determine the volume of a reagent needed to reconstitute your vial. Just enter the mass of the reagent and the target concentration, and the calculator will do the rest.

Volume (to add to vial)

Mass (in vial)

Desired Reconstitution Concentration