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17195

Fura 2 pentapotassium salt

Name: Fura 2 pentapotassium salt
Brand: SIGMA

suitable for fluorescence, ≥90% (HPLC)

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About This Item

Empirical Formula (Hill Notation):

C₂₉H₂₂K₅N₃O₁₄

CAS Number:

113694-64-7

Molecular Weight:

831.99

NACRES:

NA.32

PubChem Substance ID:

57647616

UNSPSC Code:

12171500

MDL number:

MFCD00083328

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Properties

Quality Segment

100

assay

≥90% (HPLC)

form

solid

solubility

H₂O: soluble

fluorescence

λ_ex 355 nm; λ_em 495 nm in 0.1 M Tris pH 8.0, Ca²⁺

suitability

suitable for fluorescence

storage temp.

−20°C

SMILES string

[K+].[K+].[K+].[K+].[K+].Cc1ccc(N(CC([O-])=O)CC([O-])=O)c(OCCOc2cc3cc(oc3cc2N(CC([O-])=O)CC([O-])=O)-c4ncc(o4)C([O-])=O)c1

InChI

1S/C29H27N3O14.5K/c1-15-2-3-17(31(11-24(33)34)12-25(35)36)20(6-15)43-4-5-44-21-7-16-8-22(28-30-10-23(46-28)29(41)42)45-19(16)9-18(21)32(13-26(37)38)14-27(39)40;;;;;/h2-3,6-10H,4-5,11-14H2,1H3,(H,33,34)(H,35,36)(H,37,38)(H,39,40)(H,41,42);;;;;/q;5*+1/p-5

InChI key

HQKWBBCTCLUGSX-UHFFFAOYSA-I

Description

Other Notes

A very sensitive fluorescent calcium chelator that exhibits a spectral shift in excitation maxima on binding calcium

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Storage Class

11 - Combustible Solids

wgk

WGK 3

flash_point_f

Not applicable

flash_point_c

Not applicable

ppe

Eyeshields, Gloves, type N95 (US)

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