ORA

7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid

Created:	2010-10-27
Last modified:	2021-03-01

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3 entries where ORA is found as a standalone ligand

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Chemical Details
Formal Charge	0
Atom Count	39
Chiral Atom Count	0
Bond Count	41
Aromatic Bond Count	17

2D diagram of ORA

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Chemical Component Summary
Name	7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid
Synonyms	Orange G
Systematic Name (OpenEye OEToolkits)	7-hydroxy-8-[(E)-phenyldiazenyl]naphthalene-1,3-disulfonic acid
Formula	C₁₆ H₁₂ N₂ O₇ S₂
Molecular Weight	408.406
Type	NON-POLYMER

Chemical Descriptors
Type	Program	Version	Descriptor
SMILES	ACDLabs	12.01	O=S(=O)(O)c3c2c(ccc(O)c2/N=N/c1ccccc1)cc(c3)S(=O)(=O)O
SMILES	CACTVS	3.370	Oc1ccc2cc(cc(c2c1N=Nc3ccccc3)[S](O)(=O)=O)[S](O)(=O)=O
SMILES	OpenEye OEToolkits	1.7.0	c1ccc(cc1)N=Nc2c(ccc3c2c(cc(c3)S(=O)(=O)O)S(=O)(=O)O)O
Canonical SMILES	CACTVS	3.370	Oc1ccc2cc(cc(c2c1N=Nc3ccccc3)[S](O)(=O)=O)[S](O)(=O)=O
Canonical SMILES	OpenEye OEToolkits	1.7.0	c1ccc(cc1)/N=N/c2c(ccc3c2c(cc(c3)S(=O)(=O)O)S(=O)(=O)O)O
InChI	InChI	1.03	InChI=1S/C16H12N2O7S2/c19-13-7-6-10-8-12(26(20,21)22)9-14(27(23,24)25)15(10)16(13)18-17-11-4-2-1-3-5-11/h1-9,19H,(H,20,21,22)(H,23,24,25)/b18-17+
InChIKey	InChI	1.03	MPVDXIMFBOLMNW-ISLYRVAYSA-N

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM157729.