Arsenic acid (H3AsO4)
CAS Registry Number®
7778-39-4
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CAS Name
Arsenic acid (H3AsO4)Molecular Formula
AsH3O4Molecular Mass
141.94Cite this Page
Arsenic acid (H3AsO4). CAS Common Chemistry. CAS, a division of the American Chemical Society, n.d. http://commonchemistry.cas.org/detail?ref=7778-39-4 (retrieved ) (CAS RN: 7778-39-4). Licensed under the Attribution-Noncommercial 4.0 International License (CC BY-NC 4.0).Compound Properties
Melting Point (1)
35 °CDensity (1)
~2.2 g/cm³ (approx)
Source(s)
- (1) Hazardous Substances Data Bank data were obtained from the National Library of Medicine (US)
Other Names and Identifiers
InChI
InChI=1S/AsH3O4/c2-1(3,4)5/h(H3,2,3,4,5)
InChIKey
InChIKey=DJHGAFSJWGLOIV-UHFFFAOYSA-N
SMILES
[As](=O)(O)(O)O
Canonical SMILES
O=[As](O)(O)O
Other Names for this Substance
- Arsenic acid (H3AsO4)
- Orthoarsenic acid
- Arsenic acid
Deleted or Replaced CAS Registry Numbers
1327-52-2, 58076-82-7
