hydrogen iodide

• ChemBase ID: 156845
• Molecular Formular: HI
• Molecular Mass: 127.91241
• Monoisotopic Mass: 127.91229803
• SMILES: I
• Canonical SMILES: I
• InChI: InChI=1S/HI/h1H
• InChIKey: XMBWDFGMSWQBCA-UHFFFAOYSA-N

NAMES AND DATABASE IDS

Names

• IUPAC name: hydrogen iodide
• IUPAC Traditional name: hydrogen iodide
• Synonyms: Hydroiodic acid; Hydriodic acid, ACS; Hydriotic acid; Hydriodic acid; 氢碘酸, ACS; 碘化氢; 氢碘酸

Database IDs

• CAS Number: 10034-85-2
• EC Number: 233-109-9
• MDL Number: MFCD00011347
• Merck Index: 144776
• PubChem SID: 24881039; 24852607; 24873369; 24854942; 24845439; 24852608; 162250982; 24881040; 24864717
• PubChem CID: 24841

CALCULATED PROPERTIES

• Acid pKa: -9.0
• H Acceptors: 0
• H Donor: 0
• LogD (pH = 5.5): 1.2409753
• LogD (pH = 7.4): 1.2409753
• Log P: 1.0205557
• Molar Refractivity: 14.7462 cm^3
• Polarizability: 6.1696415 Å^3
• Polar Surface Area: 0.0 Å^2
• Rotatable Bonds: 0
• Lipinski's Rule of Five: true

PROPERTIES

Physical Property

• Apperance: Liquid
• Melting Point: -50 °C
• Boiling Point: 126-127°C; 127 °C(lit.)
• Density: 1.5 g/mL at 25 °C; 1.50; 1.67 g/mL at 20 °C; 1.7 g/mL at 20 °C; 1.7 g/mL at 25 °C; 1.701; 1.701 g/mL at 25 °C; 1.96 g/mL at 20 °C

Safety Information

• Storage Warning: Light Sensitive
• RTECS: MW3760000
• European Hazard Symbols: Corrosive (C)
• UN Number: 1787; UN1787
• German water hazard class: 1; 2
• Hazard Class: 8
• Packing Group: 2; II
• Risk Statements: 35; 35-37
• Safety Statements: 26-36/37/39-45; 9-20-23-26-36/37/39-45-60
• TSCA Listed: 是
• GHS Pictograms: GHS05; GHS07
• GHS Signal Word: Danger
• GHS Hazard statements: H314-H335; H314-H335-H336
• GHS Precautionary statements: P260-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501A; P261-P280-P305 + P351 + P338-P310
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• RID/ADR: UN 1787 8/PG 2
• Storage Temperature: 2-8°C

Product Information

• Purity: ≥47% (T); ≥47.0%; ≥57%; ≥67% (T); 47%, stab. with 1.5% hypophosphorous acid; 55%; 55.0-58.0% (ACS specification); 55-58%; 55-59% (T); 55-60%; 57% w/w aq. soln., stab with 1.5% hypophosphorous acid; 99.95%; 99.99% trace metals basis
• Concentration: 55.0-58.0%; 57 wt. % in H2O
• Grade: ACS reagent; JIS special grade; puriss. p.a.; purum p.a.
• Ignition Residue: ≤0.005% (as SO4); ≤0.01%
• Impurities: ≤0.001% heavy metals (as Pb); ≤0.001% phosphorous compounds (as PO4); ≤0.025% iodine (I); ≤0.5% non-volatile matter; ≤0.75% I2; ≤50 mg/kg phosphorous compounds (as PO4)
• Cation Traces: Ag: ≤0.1 mg/kg; Ag: ≤1 mg/kg; Al: ≤1 mg/kg; As: ≤1 mg/kg; Ba: ≤0.1 mg/kg; Ba: ≤1 mg/kg; Bi: ≤0.1 mg/kg; Bi: ≤1 mg/kg; Ca: ≤1 mg/kg; Ca: ≤20 mg/kg; Ca: ≤5 mg/kg; Cd: ≤0.1 mg/kg; Cd: ≤1 mg/kg; Cd: ≤5 mg/kg; Co: ≤0.1 mg/kg; Co: ≤1 mg/kg; Co: ≤5 mg/kg; Cr: ≤0.1 mg/kg; Cr: ≤1 mg/kg; Cr: ≤5 mg/kg; Cu: ≤0.1 mg/kg; Cu: ≤1 mg/kg; Cu: ≤5 mg/kg; Fe: ≤0.001%; Fe: ≤10 mg/kg; Fe: ≤2 mg/kg; heavy metals (as Pb): ≤0.001%; heavy metals: ≤0.001%; K: ≤1 mg/kg; K: ≤20 mg/kg; K: ≤50 mg/kg; Li: ≤0.1 mg/kg; Li: ≤1 mg/kg; Mg: ≤10 mg/kg; Mg: ≤5 mg/kg; Mn: ≤0.1 mg/kg; Mn: ≤1 mg/kg; Mn: ≤5 mg/kg; Mo: ≤0.1 mg/kg; Mo: ≤1 mg/kg; Na: ≤1 mg/kg; Na: ≤100 mg/kg; Na: ≤200 mg/kg; Ni: ≤0.1 mg/kg; Ni: ≤1 mg/kg; Ni: ≤5 mg/kg; Pb: ≤0.1 mg/kg; Pb: ≤10 mg/kg; Pb: ≤5 mg/kg; Sr: ≤0.1 mg/kg; Sr: ≤1 mg/kg; Tl: ≤0.1 mg/kg; Tl: ≤1 mg/kg; Zn: ≤0.5 mg/kg; Zn: ≤5 mg/kg
• Antion Traces: bromide, chloride (as Cl-): ≤0.05%; bromide, chloride (as Cl-): ≤100 mg/kg; bromide, chloride (as Cl-): ≤200 mg/kg; bromide, chloride (as Cl-): ≤500 mg/kg; chloride, bromide (as Cl)-: ≤500 mg/kg; phosphate (PO43-): ≤0.001%; sulfate (SO42-): ≤0.005%; sulfate (SO42-): ≤20 mg/kg; sulfate (SO42-): ≤50 mg/kg
• Contains: <1.5% H3PO2 as stabilizer; <1.5% hypophosphorous acid as stabilizer; ≤1.5% hypophosphorous acid as stabilizer; hypophosphorous acid as stabilizer
• Quality: not stabilized; packed in coated, shock- and leak-protected glass bottle
• Does not contain: stabilizer
• Empirical Formula (Hill Notation): HI

DETAILS

Sigma Aldrich - 58162

Caution
may discolor to red-brown on storage
Other Notes
Sales restrictions may apply

Sigma Aldrich - 210013

Packaging
50, 250 mL in glass bottle

Sigma Aldrich - 398098

Packaging
50, 250 mL in glass bottle

Sigma Aldrich - 248649

General description
This material may darken on standing.
Packaging
100, 500 mL in glass bottle

Sigma Aldrich - 210021

Packaging
50, 250 mL in glass bottle

Sigma Aldrich - 50486

Caution
may discolor to red-brown on storage
Other Notes
Sales restrictions may apply

Sigma Aldrich - 58160

Other Notes
Sales restrictions may apply

Sigma Aldrich - 58159

Other Notes
Sales restrictions may apply