Potassium hydrogen oxalate

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Names

[ CAS No. ]:
127-95-7

[ Name ]:
Potassium hydrogen oxalate

[Synonym ]:
EINECS 204-873-0
Potassium hydrogen oxalate
potassium,2-hydroxy-2-oxoacetate
oxalic acid monopotassium salt
Oxalic acid, monopotassium salt
Ethanedioic acid, monopotassium salt
Potassium bioxalate
MFCD00036407
ethanedioate, hydrogen potassium salt (1:1:1)
Ethanedioic acid, potassium salt
Ethanedioic acid, potassium salt (1:1)
Ethanedioic acid, potassium salt (2:1)
Potassium hydrogen ethanedioate (1:1:1)

Chemical & Physical Properties

[ Boiling Point ]:
365.1ºC at 760 mmHg

[ Molecular Formula ]:
C2HKO4

[ Molecular Weight ]:
128.125

[ Flash Point ]:
188.8ºC

[ Exact Mass ]:
127.951195

[ PSA ]:
77.43000

[ Vapour Pressure ]:
2.51E-06mmHg at 25°C

[ Stability ]:
Stable.

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
RO3600000
CHEMICAL NAME :
Oxalic acid, monopotassium salt
CAS REGISTRY NUMBER :
127-95-7
LAST UPDATED :
199701
DATA ITEMS CITED :
7
MOLECULAR FORMULA :
C2-H-O4.K
MOLECULAR WEIGHT :
128.13
WISWESSER LINE NOTATION :
QVVO &-KA-

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
100 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Vascular - BP lowering not characterized in autonomic section Kidney, Ureter, Bladder - urine volume decreased
REFERENCE :
MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
660 mg/kg
TOXIC EFFECTS :
Gastrointestinal - nausea or vomiting Kidney, Ureter, Bladder - other changes in urine composition
REFERENCE :
MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Human - woman
DOSE/DURATION :
400 mg/kg
TOXIC EFFECTS :
Behavioral - fluid intake Vascular - BP elevation not characterized in autonomic section Gastrointestinal - nausea or vomiting
REFERENCE :
MMWOAU Muenchener Medicinische Wochenschrift. (Munich, Fed. Rep. Ger.) V.33-115, 1886-1973. Volume(issue)/page/year: 79,1481,1932
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Human - man
DOSE/DURATION :
1071 mg/kg
TOXIC EFFECTS :
Behavioral - general anesthetic Gastrointestinal - changes in structure or function of esophagus Gastrointestinal - nausea or vomiting
REFERENCE :
MLDCAS Medecine Legale et Dommage Corporel. (Paris, France) V.1-7, 1968-74. Discontinued. Volume(issue)/page/year: 4,178,1971 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 81946 No. of Facilities: 14 (estimated) No. of Industries: 1 No. of Occupations: 1 No. of Employees: 294 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 81946 No. of Facilities: 349 (estimated) No. of Industries: 2 No. of Occupations: 3 No. of Employees: 2879 (estimated) No. of Female Employees: 1462 (estimated)

Safety Information

[ RIDADR ]:
2811

[ Packaging Group ]:
III

[ Hazard Class ]:
6.1(b)

Synthetic Route

Precursor & DownStream

Precursor

  • Oxalic acid
  • Potassium carbonate

DownStream

  • Formic Acid
  • Oxalic acid
  • Potassium carbonate
  • Magnesium oxalate
  • Potassium hydrogen carbonate
  • Potassium ethanedioate hydrate (2:1:1)
  • Potassium oxalate
  • Bis(4-methoxyphenyl)diazene oxide

Related Compounds

  • Potassium hydrogen oxalate monohydrate
  • potassium hydrogen 2-octadecenylsuccinate
  • potassium hydrogen ethylmalonate
  • potassium hydrogen 2,2'-methylenebis[3,4,6-trichlorophenolate]
  • potassium hydrogen diacetate
  • potassium hydrogen-5-amino-4-hydroxybenzene-1,3-disulphonate
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • 1-[(Tert-butoxy)carbonyl]-4-ethoxypiperidine-2-carboxylic acid
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • ethyl (3S)-3-amino-3-cyclopentylpropanoate hydrochloride
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine