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MW 1123.9 Da, Purity >93%. Cell-permeable fluorescent Ca2+ indicator. Binds to Ca2+ (Kd = 570 nM) and fluoresces yellow/orange upon Ca2+ binding. Cell-impermeable form, Rhod-2 K+ salt (ab142781) also available. Ex550/Em578.


Images

Chemical Structure - Rhod-2 AM, fluorescent Ca2+ indicator (AB142780), expandable thumbnail

Publications

Key facts

CAS number

145037-81-6

Purity

> 93%

Form

Solid

Molecular weight

1123.9 Da

Molecular formula

C52H59BrN4O19

PubChem identifier

25229581

Nature

Synthetic

Excitation/Emission

Ex: 552nm, Em: 581nm

Recommended products

MW 1123.9 Da, Purity >93%. Cell-permeable fluorescent Ca2+ indicator. Binds to Ca2+ (Kd = 570 nM) and fluoresces yellow/orange upon Ca2+ binding. Cell-impermeable form, Rhod-2 K+ salt (ab142781) also available. Ex550/Em578.

Key facts

Purity

> 93%

PubChem identifier

25229581

Solubility

Soluble in DMSO to 1 mg/ml.

Biochemical name

Rhod-2 AM

Biological description

Cell-permeable fluorescent Ca2+ indicator. Binds to Ca2+ (Kd = 570 nM) and fluoresces yellow/orange upon Ca2+ binding. Cell-impermeable form, Rhod-2 K+ salt (ab142781) also available. Ex550/Em578.

Canonical SMILES

CC1=CC(=C(C=C1)N(CC(=O)OCOC(=O)C)CC(=O)OCOC(=O)C)OCCOC2=C(C=CC(=C2)C3=C4C=CC(=[N+](C)C)C=C4OC5=C3C=CC(=C5)N(C)C)N(CC(=O)OCOC(=O)C)CC(=O)OCOC(=O)C.[Br-]

InChI

InChI=1S/C52H59N4O19.BrH/c1-32-10-16-42(55(24-48(61)71-28-67-33(2)57)25-49(62)72-29-68-34(3)58)46(20-32)65-18-19-66-47-21-37(11-17-43(47)56(26-50(63)73-30-69-35(4)59)27-51(64)74-31-70-36(5)60)52-40-14-12-38(53(6)7)22-44(40)75-45-23-39(54(8)9)13-15-41(45)52;/h10-17,20-23H,18-19,24-31H2,1-9H3;1H/q+1;/p-1

InChIKey

RWXWZOWDWYQKBK-UHFFFAOYSA-M

IUPAC name

[9-[4-[bis[2-(acetyloxymethoxy)-2-oxoethyl]amino]-3-[2-[2-[bis[2-(acetyloxymethoxy)-2-oxoethyl]amino]-5-methylphenoxy]ethoxy]phenyl]-6-(dimethylamino)xanthen-3-ylidene]-dimethylazanium;bromide

Excitation/Emission

Ex: 552nm, Em: 581nm

Storage

Shipped at conditions

Ambient - Can Ship with Ice

Appropriate long-term storage conditions

-20°C

Storage information

It is important to note that this product is reported to be light sensitive, Store in the dark, Store under desiccating conditions

Notes

The Ester Rhod-2 once hydrolyzed by cellular endogenous esterases will bind Ca2+ and localizes to mitochondria,

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1 product image

  • Chemical Structure - Rhod-2 AM, fluorescent Ca2+ indicator (ab142780), expandable thumbnail

    Chemical Structure - Rhod-2 AM, fluorescent Ca2+ indicator (ab142780)

    2D chemical structure image of ab142780, Rhod-2 AM, fluorescent Ca2+ indicator

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Product protocols

For this product, it's our understanding that no specific protocols are required. You can:

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