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Safety Information

Q0501

Sigma-Aldrich

Quin 2 potassium salt hydrate

≥95% purity, powder

Synonym(s):

2-([2-Bis(carboxymethyl)amino-5-methylphenoxy]methyl)-6-methoxy-8-bis(carboxymethyl)aminoquinoline

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About This Item

Empirical Formula (Hill Notation):
C26H27N3O10 · H2O
CAS Number:
Molecular Weight:
559.52
MDL number:
UNSPSC Code:
12171500
PubChem Substance ID:
NACRES:
NA.47

Product Name

Quin 2 potassium salt hydrate, ≥95%

Quality Level

Assay

≥95%

form

powder

solubility

1 M NaOH: 50 mg/mL, clear, yellow-green

application(s)

diagnostic assay manufacturing
hematology
histology

storage temp.

2-8°C

SMILES string

O.[K].COc1cc(N(CC(O)=O)CC(O)=O)c2nc(COc3ccc(C)cc3N(CC(O)=O)CC(O)=O)ccc2c1

InChI

1S/C26H27N3O10.K.H2O.H/c1-15-3-6-21(19(7-15)28(10-22(30)31)11-23(32)33)39-14-17-5-4-16-8-18(38-2)9-20(26(16)27-17)29(12-24(34)35)13-25(36)37;;;/h3-9H,10-14H2,1-2H3,(H,30,31)(H,32,33)(H,34,35)(H,36,37);;1H2;

InChI key

UQTLVSNRWZMUEK-UHFFFAOYSA-N

Application

Calcium-specific chelator and indicator. Upon binding calcium there is a shift in the UV spectrum and an enhancement of fluorescence.

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

Regulatory Listings

Regulatory Listings are mainly provided for chemical products. Only limited information can be provided here for non-chemical products. No entry means none of the components are listed. It is the user’s obligation to ensure the safe and legal use of the product.

JAN Code

Q0501-BULK:
Q0501-250MG:
Q0501-50MG:
Q0501-VAR:
Q0501-10MG:


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R Y Tsien et al.
The Journal of cell biology, 94(2), 325-334 (1982-08-01)
A new, fluorescent, highly selective Ca2+ indicator , "quin2", has been trapped inside intact mouse and pig lymphocytes, to measure and manipulate cytoplasmic free Ca2+ concentrations, [Ca2+]i. Quin2 is a tetracarboxylic acid which binds Ca2+ with 1:1 stoichiometry and an

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