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I3261

Sigma-Aldrich

Indo 1-AM

93 - 100% purity

Synonym(s):

4-(6-Carboxy-2-indolyl)-4′-methyl-2,2′-(ethylenedioxy)dianiline-N,N,N′,N′-tetraacetic acid tetrakis(acetoxymethyl) ester

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About This Item

Empirical Formula (Hill Notation):
C47H51N3O22
CAS Number:
112926-02-0
Molecular Weight:
1009.91
MDL number:
MFCD00036955
UNSPSC Code:
12171500
PubChem Substance ID:
24896026

Product Name

Indo 1-AM, ~95% (HPLC)

Assay

~95% (HPLC)

Quality Level

100

fluorescence

λex 330 nm; λem 450 nm (with Calcium)
λex 356 nm; λem 478 nm in methanol

storage temp.

−20°C

SMILES string

CC(=O)OCOC(=O)CN(CC(=O)OCOC(C)=O)c1ccc(C)cc1OCCOc2cc(ccc2N(CC(=O)OCOC(C)=O)CC(=O)OCOC(C)=O)-c3cc4ccc(cc4[nH]3)C(=O)OCOC(C)=O

InChI

1S/C47H51N3O22/c1-28-7-11-39(49(19-43(56)68-23-63-29(2)51)20-44(57)69-24-64-30(3)52)41(15-28)61-13-14-62-42-18-35(37-16-34-8-9-36(17-38(34)48-37)47(60)72-27-67-33(6)55)10-12-40(42)50(21-45(58)70-25-65-31(4)53)22-46(59)71-26-66-32(5)54/h7-12,15-18,48H,13-14,19-27H2,1-6H3

InChI key

CAWBRCOBJNWRLK-UHFFFAOYSA-N

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Application

Cell permeable fluorescent probe for Ca2+; lower affinity than FURA 2; gives a large shift in fluorescent emission from 482 nm to 398 nm upon Ca2+ binding.

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

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Certificates of Analysis (COA)

Lot/Batch Number
MKBW8742V
MKCF1669
MKCC4756
MKCC1633
MKBZ4230V

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Simultaneous recording of calcium transients and reactive oxygen intermediates of human polymorphonuclear granulocytes in response to formyl-Met-Leu-Phe and the environmental agent sulfite.
Grundler W
Cytometry, 40, 219-219 (2000)
Methods in Cellular Imaging, Methods in Physiology (2013)
CD2 sets quantitative thresholds in T cell activation.
Bachmann MF
The Journal of Experimental Medicine, 190, 1383-1383 (1999)
E J Griffiths et al.
The American journal of physiology, 273(1 Pt 1), C37-C44 (1997-07-01)
The aim of the present study was to determine whether, in indo 1 acetoxymethyl ester (AM)-loaded rat cardiomyocytes, it was possible to remove cytosolic but not mitochondrial indo 1 by promoting loss of cytosolic indo 1 through plasma membrane anion
Ingrid Helander et al.
American journal of physiology. Cell physiology, 282(6), C1306-C1312 (2002-05-09)
Extensor digitorum longus muscles were stimulated to contract to fatigue and allowed to recover for 2 h in the absence or presence of 5.5 or 11 mM extracellular glucose. This was followed by a second fatigue run, which ended when
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