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Substance Name: 2-Nitrophenyl-EGTA
RN: 238073-40-0
InChIKey: UFZDGCQSBBSEHV-UHFFFAOYSA-L

Note

  • A photolabile chelator that selectively binds Ca(2+) with high affinity & releases it rapidly upon photolysis; azid-1 is a caged calcium in which a fluorescent calcium indicator, fura-2, has been modified with an azide substituent on the benzofuran 3-position.

Molecular Formula

  • C20-H27-N3-O13.4K

Molecular Weight

  • 655.818
 
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Names and Synonyms

Name of Substance

  • 2-Nitrophenyl-EGTA

Synonym

  • NP-EGTA

Systematic Name

  • 6,9-Dioxa-3,12-diazatetradecanedioic acid, 3,12-bis(carboxymethyl)-4-(2-nitrophenyl)-, tetrapotassium salt

Registry Numbers

CAS Registry Number

  • 238073-40-0

System Generated Number

  • 0238073400

Molecular Formulas

Molecular Formula

  • C20-H27-N3-O13.4K

Molecular Formula Fragments

  • C20-H27-N3-O13
  • COMPONENT
  • K

Structure Descriptors

InChI

1S/C20H27N3O12.4K/c24-17(25)9-21(10-18(26)27)5-6-34-7-8-35-13-16(22(11-19(28)29)12-20(30)31)14-3-1-2-4-15(14)23(32)33;;;;/h1-4,16H,5-13H2,(H,24,25)(H,26,27)(H,28,29)(H,30,31);;;;/q;4*+1/p-2

InChIKey

UFZDGCQSBBSEHV-UHFFFAOYSA-L

Smiles

C([O-])(=O)C[N@@]([C@@H](COCCOCC[N@@](CC([O-])=O)CC(=O)O)c1c(cccc1)[N+]([O-])=O)CC(=O)O.[K+].[K+].[K+].[K+]