ChemicalBook >> CAS DataBase List >>2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n

2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n

CAS No.
73630-23-6
Chemical Name:
2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n
Synonyms
QUIN 2;QUIN-2;Quin II (potassium);ium Salt Calbiochem;Quin-2 (potassium salt);QUIN 2, TetrapotaßQUIN 2, TETRAPOTASSIUM SALT;QUIN 2, Tetrapotassium Salt - CAS 73630-23-6 - Calbiochem;2-[[2-BIS(CARBOXYMETHYL)AMINO-5-METHYLPHENOXY]METHYL]-6-METHOXY-8-BIS(CARBOXYMETHYL)AMINOQUINOLINE, 4K;2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium salt
CBNumber:
CB5479434
Molecular Formula:
C26H28KN3O10
Molecular Weight:
581.62
MDL Number:
MFCD00065487
MOL File:
73630-23-6.mol
Last updated:2023-06-08 09:02:47

2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n Properties

Melting point >250℃
RTECS MB8303000
storage temp. 2-8°C
solubility H2O: soluble10mg/mL
form powder
color Light yellow
Water Solubility Soluble in water at 10mg/ml
λmax 353 nm, 333 nm
Merck 13,8130
BRN 5374262
Biological Applications Calcium indicator; cadmium indicator; iron indicator; lanthanum indicator; zinc indicator; identifying taste modulators
FDA UNII O448IDK23O

SAFETY

Risk and Safety Statements

Symbol(GHS)  GHS hazard pictograms
GHS07
Signal word  Warning
Hazard statements  H315-H319-H335
Precautionary statements  P261-P280a-P304+P340-P305+P351+P338-P405-P501a
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
3-8-10
NFPA 704
0
2 0

2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n price More Price(7)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 551826 QUIN 2, Tetrapotassium Salt Binding of Ca 73630-23-6 50mg $594 2024-03-01 Buy
Sigma-Aldrich 08520 Quin-2 suitable for fluorescence, ≥95% (HPLC) 73630-23-6 50mg $415 2024-03-01 Buy
Cayman Chemical 20421 Quin-2 (potassium salt) ≥90% 73630-23-6 5mg $178 2024-03-01 Buy
TRC Q990005 QUIN 2, Tetrapotassium Salt 73630-23-6 100mg $310 2021-12-16 Buy
Usbiological 463357 QUIN 2, Tetrapotassium Salt 73630-23-6 50mg $509 2021-12-16 Buy
Product number Packaging Price Buy
551826 50mg $594 Buy
08520 50mg $415 Buy
20421 5mg $178 Buy
Q990005 100mg $310 Buy
463357 50mg $509 Buy

2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n Chemical Properties,Uses,Production

Description

Quin-2 is a high-affinity fluorescent calcium indicator (Kd = 115 nM for calcium). It displays high selectivity for calcium, as it is not affected by sodium gradients, membrane potential, or intracellular pH. High affinity probes like quin-2 are ideal for monitoring low levels of calcium, as are found in resting cells. Loadings of up to 2 mM quin-2 are without serious toxic effects, so quin-2 may be used to buffer intracellular calcium transients. Excitation/emission maxima for quin-2 are 339 and 492 nm, respectively.

Uses

2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium salt can be used as a fluorescent highly selective Ca2+ indicator exhibiting fast uptake and release of Ca2+. Used as a calibration substance in the measurement of cytoplasmic free calcium.

Uses

QUIN 2, Tetrapotassium Salt is a useful fluorescing calcium indicator. It can also be used in biological study of practical aspects of measuring intracellular calcium signals with fluorescent indicators.

General Description

Binding of Ca2+ to QUIN 2 leads to a major shift in UV absorption spectrum and a twenty-fold enhancement in fluorescence quantum yield. TPEN (Cat. No. 616394) can be used in conjunction with QUIN 2 to reduce heavy-metal quenching of QUIN 2 fluorescence in cells. Spectral properties in the presence of low calcium concentrations (ex. 354 nm, em. 510 nm) differ from those during high calcium conditions (ex. 332 nm, em. 505 nm).

Biochem/physiol Actions

Primary TargetCalcium Probes

2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n Preparation Products And Raw materials

Raw materials

Preparation Products

Global( 49)Suppliers
Supplier Tel Email Country ProdList Advantage
Meryer (Shanghai) Chemical Technology Co., Ltd. 4006608290; 18621169109 market03@meryer.com China 40241 62
Wuhan DKY Technology Co.,Ltd. 27-81302488 18007166089 info@dkybpc.com China 2024 58
Sigma-Aldrich 021-61415566 800-8193336 orderCN@merckgroup.com China 51471 80
Shanghai EFE Biological Technology Co., Ltd. 021-65675885 18964387627 info@efebio.com China 9709 58
Shanghai Hongye Biotechnology Co. Ltd 400-9205774 sales@glpbio.cn China 6870 58
Shanghai Haohong Pharmaceutical Co., Ltd. 400-400-8210725 4008210725 malulu@leyan.com China 55023 58
MedBioPharmaceutical Technology Inc 021-69568360 18916172912 order@med-bio.cn China 8141 58
Energy Chemical 021-58432009 400-005-6266 marketing@energy-chemical.com China 44941 58
Shanghai Universal Biotech Co.,Ltd 18768175414 gaojun@univ-bio.com China 24998 58
Shanghai Yingxin laboratory equipment Co., Ltd 021-021-59178156 15300768757 359382369@qq.com China 10367 58
QUIN-2 QUIN 2, TETRAPOTASSIUM SALT 2-[(2-AMINO-5-METHYLPHENOXY)METHYL]-6-METHOXY-8-AMINO-QUINOLINE-N,N,N',N'-TETRAACETIC ACID TETRAPOTASSIUM SALT 2-[[2-BIS-(CARBOXYMETHYL)AMINO-5-METHYLPHENOXY]-METHYL]-6-METHOXY-8-BIS-(CARBOXYMETHYL)AMINOQUINOLINE TETRAPOTASSIUM SALT 2-[[2-BIS(CARBOXYMETHYL)AMINO-5-METHYLPHENOXY]METHYL]-6-METHOXY-8-BIS(CARBOXYMETHYL)AMINOQUINOLINE, 4K 2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n',n'-tetraacetic acid tetrapotassium salt 2-[(2-Amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-N,N,Nμ,Nμ-tetraacetic acid tetrapotassium salt, 2-{[2-Bis-(carboxymethyl)amino-5-methylphenoxy]-methyl}-6-methoxy-8-bis-(carboxymethyl)aminoquinoline tetrapotassium salt N-[2-[[8-[Bis(carboxymethyl)amino]-6-methoxy-2-quinolinyl]methoxy]-4-methylphenyl]-N-(carboxymethyl)glycine tetrapotassium salt QUIN 2 2-{[2-Bis-(carboxymethyl)amino-5-methylphenoxy]-methyl}-6-methoxy-8-bis-(carboxymethyl)aminoquinoline tetrapotassium salt Glycine, N-(2-((8-(bis(carboxymethyl)amino)-6-methoxy-2-quinolinyl)methoxy)-4-methylphenyl)-N-(carboxymethyl)-, tetrapotassium salt Glycine,N-[2-[[8-[bis(carboxymethyl)amino]-6-methoxy-2-quinolinyl]methoxy]-4-methylphenyl]-N-(carboxymethyl) 2-[(2-amino-5-methylphenoxy)methyl]- 6-methoxy-8-aminoquinoline-n,n,n0,n0-tetraacetic acid Tetrapotassium Salt Quin-2 (potassium salt) QUIN 2, Tetrapotassium Salt - CAS 73630-23-6 - Calbiochem 2-[(2-amino-5-methylph2-[(2-amino-5-methylphenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n,n-tetraacetic acid tetrapotassium saltenoxy)methyl]-6-methoxy-8-aminoquinoline-n,n,n ium Salt Calbiochem QUIN 2, Tetrapotaß Quin II (potassium) 73630-23-6 C26H23K4N3O10 Biochemicals and Reagents BioChemical Fluorescent Probes, Labels, Particles and Stains Detection Quinoline