Input interpretation
potassium metabisulfite
Chemical names and formulas
formula | K_2S_2O_5 Hill formula | K_2O_5S_2 name | potassium metabisulfite alternate names | dipotassium disulfite | dipotassium metabisulfite | dipotassium pyrosulfite | potassium pyrosulfite mass fractions | K (potassium) 35.2% | O (oxygen) 36% | S (sulfur) 28.8%
Structure diagram
Structure diagram
vertex count | 9 edge count | 6 Schultz index | 156 Wiener index | 42 Hosoya index | 13 Balaban index | 3.541
Basic properties
molar mass | 222.3 g/mol phase | solid (at STP) melting point | 190 °C density | 1.2 g/cm^3
Units
Solid properties (at STP)
density | 1.2 g/cm^3
Units
Chemical identifiers
![CAS number | 16731-55-8 PubChem CID number | 28019 SMILES identifier | [O-]S(=O)S(=O)(=O)[O-].[K+].[K+] InChI identifier | InChI=1/2K.H2O5S2/c;;1-6(2)7(3, 4)5/h;;(H, 1, 2)(H, 3, 4, 5)/q2*+1;/p-2/f2K.O5S2/q2m;-2 RTECS number | TT4920000 MDL number | MFCD00167605](../image_source/a76345493a1ade217ea50cf0c6b0b1b1.png)
CAS number | 16731-55-8 PubChem CID number | 28019 SMILES identifier | [O-]S(=O)S(=O)(=O)[O-].[K+].[K+] InChI identifier | InChI=1/2K.H2O5S2/c;;1-6(2)7(3, 4)5/h;;(H, 1, 2)(H, 3, 4, 5)/q2*+1;/p-2/f2K.O5S2/q2m;-2 RTECS number | TT4920000 MDL number | MFCD00167605
NFPA label
NFPA label
NFPA health rating | 1 NFPA fire rating | 0 NFPA reactivity rating | 0
Toxicity properties
RTECS classes | tumorigen | mutagen | reproductive effector