1,5-Naphthalenedisulfonic acid
C10H8O6S2, 288.302 g/mol. Its structure, the values that were measured, the values that were calculated, and where each one came from.
Identifiers
- Molecular formula
- C₁₀H₈O₆S₂
- Molecular weight
- 288.302 g/mol
- Exact mass
- 287.97623 g/mol
- O=S(=O)(O)c1cccc2c(S(=O)(=O)O)cccc12
- InChI=1S/C10H8O6S2/c11-17(12,13)9-5-1-3-7-8(9)4-2-6-10(7)18(14,15)16/h1-6H,(H,11,12,13)(H,14,15,16)
- XTEGVFVZDVNBPF-UHFFFAOYSA-N
Calculated properties
Derived from the structure rather than from a sample. These are reproducible and they are not measurements: a calculated partition coefficient and a measured one can differ by a long way, and where both exist they are listed apart on purpose.
- logP
- 1.3332
- Topological polar surface area
- 108.74 Ų
- H-bond donors
- 2
- H-bond acceptors
- 4
- Rotatable bonds
- 2
- Molar refractivity
- 63.5772 cm³/mol
- Fraction sp³ carbons
- 0
- QED drug-likeness
- 0.8069
What it is made of
Structure
- Heavy atoms, hydrogen excluded
- 18
- Total atoms, hydrogen included
- 26
- Rings
- 2
- Aromatic rings
- 2
- Stereocentres
- 0
- Formal charge
- 0
Functional groups
Sulfonic acid
Aromatic ring
The molecule in three dimensions
The drawing above is a diagram of what is bonded to what. A molecule is not flat, and the model here is one low-energy shape generated from the connectivity — useful for seeing which groups can reach each other, and not a measured structure. A real sample is a population of conformations, interconverting.
Reactions it appears in
Other names for it
The sources also call it Naphthalene-1,5-disulfonic acid, Armstrong's acid, Armstrong's S acid, 1,5-Naphthylene disulfonic acid, Naphthalene-1,5-disulphonic acid, Napadisylic acid; Naphthalene-1,5-disulfonic acid, 1,5-NaphthalenedisulfonicAcid, Hexetidine EP Impurity D, 1,5-Naphthalene Disulfonic Acid, NAPADISYLIC ACID, CBDivE_012757, 1,5 naphthalenedisulfonic acid.
Structurally related
Seen alongside it in reaction records
Molecules that appear in the same recorded reactions as 1,5-Naphthalenedisulfonic acid. This says nothing about structure: most of them are the bases, solvents, ligands and catalysts the chemistry needed, and they are here because somebody put them in the same flask.
1,4-Bis-(4-chlorophenoxy)-1-bromo-3,3-dimethyl-butan-2-one
used as a reactant
C₁₈H₁₇BrCl₂O₃, 432.141 g/mol.
1,4-Bis-(4-chlorophenoxy)-3,3-dimethyl-1-(imidazol-1-yl)-butan-2-one
formed as a product
C₂₁H₂₀Cl₂N₂O₃, 419.308 g/mol.
1,4-Bis-(4-chlorophenoxy)-3,3-dimethyl-1-(1,2,4-triazol-1-yl)-butan-2-one
formed as a product
C₂₀H₁₉Cl₂N₃O₃, 420.296 g/mol.
Where these values came from
chemistry engine
What this page does not claim
The identifiers are what the source record holds, copied rather than recomputed. Measured values are reported as their source gave them, units and all; calculated values are marked as calculated and are not measurements. Where a field is absent the page says so, because a blank cell reads as a zero and a guessed value reads as a fact.
Nothing here is a hazard assessment, a purity statement or advice about handling a sample. A flash point quoted from a safety database is a number somebody published, not a judgement by us about whether this molecule is safe for what you intend.