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Sodium Iodate

HCID 23675764
NotesReactions
Basic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
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Basic information

CAS
17250-90-7
Standard SMILES
[Na+].[O-][I+2]([O-])[O-]
InChIKey
KPHCGMJVZXUBMV-UHFFFAOYSA-N
Molecular formula
Na-I-O3
Average molar mass
197.892 g/mol
Monoisotopic mass
197.87898614

Overview

Sodium iodate is an organic molecular entity.

Names & identifiers

Preferred name
Sodium Iodate
IUPAC
sodium iodate

Names & synonyms

SODIUM IODATE7681-55-2NatriumjodatIodic acid, sodium saltSodium iodate (NaIO3)Iodic acid (HIO3), sodium saltU558PCS5Z9DTXSID90858754NSC-77387NaIO3Natrum IodatumRefChem:58723
Show more names
DTXCID10809485231-672-5sodium;iodateNatriumjodat [German]HSDB 749EINECS 231-672-5UNII-U558PCS5Z9MFCD00003533

Database identifiers

CAS
17250-90-7、7681-55-2
PubChem CID
23675764
DTXSID
DTXSID90858754
ChEBI
CHEBI:81708
UNII
U558PCS5Z9
EC Number
231-672-5
Nikkaji
J44.038H

Properties

Computed structural properties

Topological polar surface area
57.2 Ų
Hydrogen bond donors
0
Hydrogen bond acceptors
3
Rotatable bonds
0
Heavy atoms
5
Formal charge
0
Complexity
49.8

Experimental & physicochemical properties

Chemical ClassesOther Classes -> Halogens, Inorganic Compounds
Cosmetics · 2 items

Cosmetic ingredients (Sodium Iodate) -> CIR (Cosmetic Ingredient Review)

Preservative

pHAq soln is neutral
Density · 2 items

4.28

4.277 @ 17.5°C

Color/Form · 2 items

White, crystal powder

White rhombic crystals

Solubility · 2 items

Solubility in water: 9 g/100 cc @ 20 °C; 34 g/100 cc @ 100 °C; soluble in acetic acid; insol in alcohol

9.0 g/100g H2O at 25 °C

CorrosivityNeutral in solution
DecompositionWhen heated to decomposition it emits very toxic fumes.
Melting PointMP: decomp
Physical DescriptionWhite solid; [Hawley] White powder; ]MSDSonline]

Safety & regulation

Safety information is for reference only and does not replace the supplier’s Safety Data Sheet (SDS), applicable regulations, or professional assessment.

GHS classification

GHS Classification · 6 items

Danger

H272 (91.7%): May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]

P210, P220, P233, P260, P261, P264, P270, P271, P272, P280, P284, P301+P317, P302+P352, P304+P340, P321, P330, P333+P317, P342+P316, P362+P364, P370+P378, P403, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 72 reports by companies from 9 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Danger

H272: May intensify fire; oxidizer [Danger Oxidizing liquids; Oxidizing solids]

Hazard information

Regulatory Information · 3 items

Chemical: Iodic acid (HIO3), sodium salt

Status: Active Update: 30-05-2018 https://echa.europa.eu/registration-dossier/-/registered-dossier/25574

Sodium iodate: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationIMAP assessments - Iodic acid and selected salts: Human health tier II assessment
Fire PotentialSEE IODATES. THESE MATERIALS ARE A MODERATE FIRE HAZARD BECAUSE THEY ARE POWERFUL OXIDIZERS. IN CONTACT WITH FLAMMABLE OR EVEN COMBUSTIBLE MATERIALS THEY CAN START FIRES. /IODATES/
Hazards Summary · 1 item

An oxidizing agent; Fire hazard near organic substances; [Hawley] Toxic to retina after injection in animal studies; Iodate salts cause liver injury, hemoglobinuria, and renal failure in high-dose animal studies; Have similar hemolytic potential to chlorate and bromate salts; Chronic dosing can produce iodism with rhinitis, skin rashes, weight loss, palpitations, tremors, and occasionally symptoms of Graves disease; [HSDB] Causes convulsions, retinal changes, and proteinuria in intravenous, lethal-dose animal studies; [RTECS] An oxidizing agent; May cause fire on contact with combustible material; An irritant; May cause skin and respiratory sensitization after prolonged contact; Effects in high-dose animal studies include convulsions; [MSDSonline]

Chemistry & industry

Pharmacology

FDA Pharmacological Classification · 2 items

NATRUM IODATUM

Osmotic Activity [MoA]; Inhibition Large Intestine Fluid/Electrolyte Absorption [PE]; Increased Large Intestinal Motility [PE]; Osmotic Laxative [EPC]

Absorption, Distribution and Excretion · 4 items

WHEN IODATE (131)I HAS BEEN GIVEN INTRAVENOUSLY, LABELED IODINE HAS BEEN FOUND TO PASS RAPIDLY INTO AQUEOUS & VITREOUS HUMORS IN RABBITS. THAT REMAINING IN BLOOD PERSISTS FOR MANY HOURS & IS GRADUALLY REDUCED BY THE LIVER TO IODIDE. /IODATE/

WITHIN FEW MIN AFTER SINGLE IV DOSE THERE WAS MARKED INCR IN RATE OF PENETRATION OF SODIUM, IODINE & THIOUREA INTO VITREOUS BODY OF RABBIT, MAX EFFECT REACHED WITHIN 30-60 MIN. PATTERN OF ALTERED PERMEABILITY OF BLOOD-VITREAL BARRIER CONFIRMED IDEA OF EXCLUSIVE ATTACK ON CILIARY BODY.

EXPT RETINAL DEGENERATION INDUCED IN RABBITS BY DAILY INJECTIONS OF 30 MG/KG. IN 2-24 HR INTENSE FLUORESCEIN COLORATION APPEARED IN OUTER PART OF RETINA. IN 1-3 WK FLUORESCEIN PASSAGE INTO RETINA GRADUALLY DECR ALTHOUGH THE ALMOST VISUAL CELLS HAD DISAPPEARED.

ACCUM OF IODATE IN EYE TISSUES & FLUIDS AS POSSIBLE EXPLANATION OF RETINOTOXIC EFFECT OF IODATE WAS STUDIED BY IV INJECTION OF NAIO3 (30 MG/KG). EFFECT OF IODATE IS NOT DUE TO ACCUM OF IO3 IN EYE TISSUE, BUT TO DAMAGE TO BIOCHEM MECHANISMS INVOLVED IN REDN TO I-.

Uses & manufacturing

Uses · 6 items

CIR ingredient: Sodium Iodate

Used as trace mineral additive in animal feeds and table salt; Also used as a disinfectant and antiseptic; [HSDB]

Using Disinfectants or Biocides [Category: Clean]

Trace mineral added to animal feeds, disinfectants, antiseptic

ADDITIVE IN TABLE SALT

Antiseptic for mucous membranes

Methods of Manufacturing · 2 items

Interaction of sodium chlorate & iodine in presence of nitric acid.

Prepared by oxidation of iodine to iodic acid followed by neutralization with an oxide or hydroxide; or by electrolytic oxidation of an iodide solution.

Related reactions

21 records
New reaction record
HRID 46994 reaction equation
HRID 46994As reactantuspto-grants-1979_11
HRID 217283 reaction equation
HRID 217283As reactantuspto-grants-2012_06
HRID 514625 reaction equation
HRID 514625As reactantuspto-grants-2015_08
HRID 547984 reaction equation
HRID 547984As reactantuspto-grants-2011_05
HRID 745990 reaction equation
HRID 745990As reactantuspto-grants-1986_07
HRID 747693 reaction equation
HRID 747693As reactantuspto-grants-2008_07
HRID 747732 reaction equation
HRID 747732As reactantuspto-grants-2008_07
HRID 1005391 reaction equation
HRID 1005391As reactantuspto-grants-2000_04
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Compound notes

Loading…

On this pageBasic informationOverviewNames & identifiersPropertiesSafety & regulationChemistry & industryRelated reactionsCompound notes
Other Experimental PropertiesTwo hydrates exist in saturated solution, the pentahydrate up to 19.85 °C and the monohydrate from 19.85-73.4 °C.
Hazard Classes and Categories · 3 items

Ox. Sol. 2 (91.7%)

Acute toxicity (ingestion) - category 4

Oxidizing solids - Category 2

Explosive Limits and Potential · 2 items

...OXYGEN-CONTAINING SUBSTANCES WHICH REACT VIOLENTLY OR EXPLOSIVELY INCLUDE SODIUM...IODATES...

MIXTURES OF SODIUM WITH SILVER OR SODIUM IODATES EXPLODE WHEN INITIATED BY SHOCK.

Hazardous Reactivities and IncompatibilitiesMay react violently with aluminum; arsenic; carbon; copper; hydrogen peroxide; metal sulfides; organic matter; phosphorus; potassium; sulfur.

Safety & protection

Storage ConditionsKEEP ALL FLAMMABLES AWAY FROM AREA... STORAGE AREA...KEPT COOL & VENTILATED, &...FIREPROOF. NORMAL FIRE FIGHTING EQUIPMENT IS LESS USEFUL...BECAUSE OXIDIZERS SUPPLY...OWN OXYGEN. KEEP FUEL AWAY. /IODATES/
Disposal Methods · 1 item

SRP: At the time of review, criteria for land treatment or burial (sanitary landfill) disposal practices are subject to significant revision. Prior to implementing land disposal of waste residue (including waste sludge), consult with environmental regulatory agencies for guidance on acceptable disposal practices.

Protective Action Criteria (PAC) · 3 items

0.39 [mg/m3]

4.3 [mg/m3]

26 [mg/m3]

Toxicology

Interactions · 1 item

ALTHOUGH OTHER OXIDIZING AGENTS HAVE NOT GENERALLY PROVED RETINOTOXIC, IT HAS BEEN SHOWN THAT INJURIOUS EFFECT OF IODATE IN EYE IS POTENTIZED BY OXIDIZING AGENT POTASSIUM PERMANGANATE, AND ANTAGONIZED BY REDUCING AGENT CYSTEINE, BUT NOT BY ADMINISTERING ASCORBIC ACID. /IODATE/

Adverse EffectsNeurotoxin - Other CNS neurotoxin
Toxicity Summary · 2 items

The safety of this ingredient has not been documented and substantiated. The CIR Expert Panel cannot conclude whether Sodium Iodate is safe for use in cosmetic products until the appropriate safety data have been obtained and evaluated.

Ingredients for which the data are insufficient and their use in cosmetics is not supported

Human Toxicity Excerpts · 1 item

...PT...GIVEN SEPTOJOD IV OR IP...HAD MARKED REDUCTION OF VISION WITHIN 24 HR. ...DEVELOPED DISTURBANCE OF RETINAL PIGMENT EPITHELIUM... IN MOST PT VISION EVENTUALLY IMPROVED...BUT IN MAJORITY CENTRAL SCOTOMA...OR CONSTRICTION OF VISUAL FIELDS PERSISTED... IODATE IN /SEPTOJOD/...RESPONSIBLE FOR OCULAR INJURIES. /IODATE/

Non-Human Toxicity Excerpts · 5 items

PROLONGED USE OF IODINE PREPARATIONS...MAY LEAD TO IODISM. SYMPTOMS INCLUDE NASAL CATARRH, LACHRYMATION, SCRUFFINESS, SKIN RASHES...& LOSS OF APPETITE. OCCASIONALLY SYMPTOMS OF GRAVES' DISEASE ARE SEEN...PALPITATION OF HEART, TREMORS, SWEATING, & LOSS OF WT... /IODINE PREPN/

...ANIMAL EXPT SUGGEST THAT.../IODATE SALTS/ SHARE NEPHROTOXIC & HEMOLYTIC POTENTIAL OF CHLORATE & BROMATE. LARGE DOSES BY MOUTH REGULARLY PRODUCED EMESIS IN FASTED DOGS... /BROMATE/

NONSPECIFIC FATTY CHANGES WERE NOTED IN VISCERA, TOGETHER WITH NECROTIC LESIONS IN LIVER, KIDNEY, GI MUCOSA & URINARY BLADDER. IRREVERSIBLE RETINAL DEGENERATION ALSO OCCURRED /AMONG FASTED DOGS GIVEN LARGE DOSES OF IODATE SALTS BY MOUTH/. /BROMATE/

IODATE SALTS ARE 3-6 TIMES MORE ACUTELY TOXIC TO MICE THAN IODIDE SALTS. POTASSIUM & SODIUM IODATE HAVE ABOUT THE SAME LD50, & PRODUCE DEATH IN ACUTE RENAL FAILURE. SOMETIMES HEMOGLOBINURIA PRECEDED RENAL SHUTDOWN. /BROMATE/

For more Non-Human Toxicity Excerpts (Complete) data for SODIUM IODATE (10 total), please visit the HSDB record page.

Non-Human Toxicity Values · 2 items

LD50 Mouse ip 119 mg/kg

LD50 Mouse iv 108 mg/kg

Formulations/Preparations · 2 items

The article of commerce contains about 99% NaIO3.

Grades: CP, reagent, technical

Use ClassificationCosmetics -> Preservative
General Manufacturing InformationIodic acid (HIO3), sodium salt (1:1): ACTIVE