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Merck
CN

210021

Hydriodic acid

57 wt. % in H2O, distilled, stabilized, 99.95%

Synonym(s):

Hydriotic acid

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About This Item

Empirical Formula (Hill Notation):
HI
CAS Number:
Molecular Weight:
127.91
NACRES:
NA.21
PubChem Substance ID:
UNSPSC Code:
12352106
MDL number:
Assay:
99.95%
Concentration:
57 wt. % in H2O
Form:
liquid
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Quality Level

assay

99.95%

form

liquid

contains

<1.5% hypophosphorous acid as stabilizer

concentration

57 wt. % in H2O

solubility

water: soluble

density

1.701 g/mL at 25 °C

storage temp.

2-8°C

SMILES string

I

InChI

1S/HI/h1H

InChI key

XMBWDFGMSWQBCA-UHFFFAOYSA-N

General description

Hydriodic acid is hydrogen iodide gas dissolved in water. It is a strong acid generally used as a reducing agent.
Hydriodic acid (HI) along with red phosphorus (HI/red P) plays the role of a reducing agent for the preparation of methamphetamine. HI/Phosphorous causes the reduction of various polycyclic quinones. HI also participates as a reducing agent for the conversion of various polyarene quinones, hydroquinones and phenols to the corresponding aromatic hydrocarbons.

Application

Hydriodic acid may be used as a reagent for the conversion of fatty alcohols and glyceryl ethers to alkyl iodides.


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pictograms

CorrosionEnvironment

signalword

Danger

Hazard Classifications

Aquatic Chronic 2 - Eye Dam. 1 - Met. Corr. 1 - Skin Corr. 1B

Storage Class

8B - Non-combustible corrosive hazardous materials

wgk

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable

Regulatory Information

危险化学品

This item has



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Studies on the composition of glyceryl ethers and their preparation from diacyl glyceryl ethers in liver oils.
Guyer KE, et al.
Journal of Lipid Research, 4(4), 385-391 (1963)
Chao Chen et al.
Nature communications, 10(1), 1927-1927 (2019-04-28)
Circularly polarized light (CPL) detection is required in various fields such as drug screening, security surveillance and quantum optics. Conventionally, CPL photodetector needs the installation of optical elements, imposing difficulties for integrated and flexible devices. The established CPL detectors without
Methamphetamine synthesis via hydriodic acid/red phosphorus reduction of ephedrine.
Skinner HF.
Forensic Science International, 48(2), 123-134 (1990)



Global Trade Item Number

SKUGTIN
15408-1ML04061838118103
15408-5ML04061838118110
210021-50ML04061838771070
210021-250ML04061838771063