potassium pyrophosphate

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Names

[ CAS No. ]:
7320-34-5

[ Name ]:
potassium pyrophosphate

[Synonym ]:
TKPP
EINECS 230-785-7
MFCD00011393
Tetrapotassium Pyrophosphate Anhydrous

Chemical & Physical Properties

[ Density]:
2.534

[ Boiling Point ]:
>1500

[ Melting Point ]:
1109ºC

[ Molecular Formula ]:
K4O7P2

[ Molecular Weight ]:
330.336

[ Exact Mass ]:
329.766754

[ PSA ]:
155.23000

[ LogP ]:
0.94120

[ Water Solubility ]:
SOLUBLE

MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
JL6735000
CHEMICAL NAME :
Diphosphoric acid, tetrapotassium salt
CAS REGISTRY NUMBER :
7320-34-5
LAST UPDATED :
199710
DATA ITEMS CITED :
8
MOLECULAR FORMULA :
O7-P2.4K

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
4640 mg/kg
TOXIC EFFECTS :
Behavioral - somnolence (general depressed activity) Gastrointestinal - other changes
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571153
TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Administration onto the skin
SPECIES OBSERVED :
Rodent - rabbit
DOSE/DURATION :
>4640 mg/kg
TOXIC EFFECTS :
Skin and Appendages - dermatitis, other (after systemic exposure)
REFERENCE :
NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: OTS0571153 ** OTHER MULTIPLE DOSE TOXICITY DATA **
TYPE OF TEST :
TDLo - Lowest published toxic dose
ROUTE OF EXPOSURE :
Oral
SPECIES OBSERVED :
Rodent - rat
DOSE/DURATION :
273 gm/kg/13W-C
TOXIC EFFECTS :
Gastrointestinal - changes in structure or function of salivary glands Kidney, Ureter, Bladder - changes in tubules (including acute renal failure, acute tubular necrosis) Nutritional and Gross Metabolic - weight loss or decreased weight gain
REFERENCE :
ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu, Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year: (106),66,1988 *** U.S. STANDARDS AND REGULATIONS *** EPA FIFRA 1988 PESTICIDE SUBJECT TO REGISTRATION OR RE-REGISTRATION FEREAC Federal Register. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) V.1- 1936- Volume(issue)/page/year: 54,7740,1989 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - 80602 No. of Facilities: 25781 (estimated) No. of Industries: 151 No. of Occupations: 89 No. of Employees: 164878 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - 80602 No. of Facilities: 19789 (estimated) No. of Industries: 168 No. of Occupations: 127 No. of Employees: 572734 (estimated) No. of Female Employees: 227874 (estimated)

Safety Information

[ Symbol ]:

GHS07

[ Signal Word ]:
Warning

[ Hazard Statements ]:
H319

[ Precautionary Statements ]:
P305 + P351 + P338

[ Personal Protective Equipment ]:
dust mask type N95 (US);Eyeshields;Gloves

[ Hazard Codes ]:
Xi:Irritant

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S26-S36

[ RIDADR ]:
NONH for all modes of transport

[ WGK Germany ]:
2

[ RTECS ]:
JL6735000

[ HS Code ]:
2835399000

Customs

[ HS Code ]: 2835399000

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Transgene silencing of sucrose synthase in alfalfa (Medicago sativa L.) stem vascular tissue suggests a role for invertase in cell wall cellulose synthesis.

BMC Plant Biol. 15 , 283, (2015)

Alfalfa (Medicago sativa L.) is a widely adapted perennial forage crop that has high biomass production potential. Enhanced cellulose content in alfalfa stems would increase the value of the crop as a...

Mapping the Interaction of B Cell Leukemia 3 (BCL-3) and Nuclear Factor κB (NF-κB) p50 Identifies a BCL-3-mimetic Anti-inflammatory Peptide.

J. Biol. Chem. 290 , 15687-96, (2015)

The NF-κB transcriptional response is tightly regulated by a number of processes including the phosphorylation, ubiquitination, and subsequent proteasomal degradation of NF-κB subunits. The IκB family...

Determining the effective emetic dosage of tetrapotassium pyrophosphate (TKPP) in dogs.

J. Toxicol. Sci. 7(2) , 151-8, (1982)

The effect of TKPP on emesis was examined in adult "conditioned random source" mongrel dogs. Only dogs that exhibited emesis with CuSO4, were used. The effect of dosage and concentration of TKPP on em...


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Related Compounds

  • Dipotassium pyrophosphate
  • Potassium pyrophosphate trihydrate
  • potassium,2-hydroxynaphthalene-1-carboxylate
  • potassium methyldithiocarbamate
  • potassium O,O-dibutyl dithiophosphate
  • potassium diphenylbis(2,6-xylyl)borate