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Substance Name: Pentasodium tripolyphosphate
RN: 7758-29-4
UNII: 9SW4PFD2FZ
InChIKey: HWGNBUXHKFFFIH-UHFFFAOYSA-I

Classification Code

  • Reportable Quantity (RQ) = 5000 lb

Molecular Formulas

  • H5-O10-P3.5Na
  • O10-P3.5Na

Molecular Weight

  • 367.862
 
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Names and Synonyms

Name of Substance

  • Pentasodium triphosphate
  • Pentasodium tripolyphosphate
  • Sodium tripolyphosphate
  • Triphosphoric acid, pentasodium salt

Synonyms

  • Armofos
  • Caswell No. 799
  • EC 231-838-7
  • EINECS 231-838-7
  • Empiphos STP-D
  • EPA Pesticide Chemical Code 076404
  • HSDB 1099
  • Natriumtripolyphosphat
  • Natriumtripolyphosphat [German]
  • Pentasodium triphosphate
  • Pentasodium tripolyphosphate
  • Polygon
  • Rhodiaphos LV
  • S 400
  • Sodium phosphate (Na5P3O10)
  • Sodium phosphate, tribasic
  • Sodium triphosphate
  • Sodium triphosphate (Na5P3O10)
  • Sodium tripolyphosphate
  • Sodium tripolyphosphate (Na5P3O10)
  • Sodium tripolyphosphate, anhydrous
  • STPP
  • Thermphos
  • Thermphos L 50
  • Thermphos N
  • Thermphos SPR
  • Triphosphoric acid, pentasodium salt
  • Tripoly
  • Tripolyphosphate
  • UNII-9SW4PFD2FZ

Systematic Names

  • Pentasodium triphosphate
  • Triphosphoric acid, pentasodium salt
  • Triphosphoric acid, sodium salt (1:5)

Superlist Names

  • Sodium phosphate, tribasic
  • Sodium tripolyphosphate
  • Triphosphoric acid, pentasodium salt

Registry Numbers

CAS Registry Number

  • 7758-29-4

FDA UNII

  • 9SW4PFD2FZ

Other Registry Numbers

  • 1350716-07-2
  • 1610338-39-0
  • 187620-23-1
  • 2093160-08-6
  • 860389-18-0
  • 9010-08-6

Related Registry Number

  • 10380-08-2 (Parent)

System Generated Number

  • 0007758294

Molecular Formulas

Molecular Formulas

  • H5-O10-P3.5Na
  • O10-P3.5Na

Molecular Formula Fragments

  • COMPONENT
  • H5-O10-P3
  • Na
  • O10-P3

Structure Descriptors

InChI

InChI=1S/5Na.H5O10P3/c;;;;;1-11(2,3)9-13(7,8)10-12(4,5)6/h;;;;;(H,7,8)(H2,1,2,3)(H2,4,5,6)/q5*+1;/p-5

InChIKey

HWGNBUXHKFFFIH-UHFFFAOYSA-I

Smiles

[Na+].[Na+].[Na+].[Na+].[Na+].[O-]P(=O)([O-])OP(=O)([O-])OP(=O)([O-])[O-]

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
guinea pig LD50 subcutaneous 750mg/kg (750mg/kg)   Vestnik Leningradskogo Universiteta, Biologiya. Journal of Leningrad University, Biology. Vol. (3), Pg. 97, 1984.
mouse LD50 intraperitoneal 700mg/kg (700mg/kg) KIDNEY, URETER, AND BLADDER: "CHANGES IN TUBULES (INCLUDING ACUTE RENAL FAILURE, ACUTE TUBULAR NECROSIS)" Revue d'Epidemiologie, Medecine Sociale et Sante Publique. Vol. 10, Pg. 391, 1962.
mouse LD50 intravenous 71mg/kg (71mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 7, Pg. 445, 1957.
mouse LD50 oral 3100mg/kg (3100mg/kg) BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

PERIPHERAL NERVE AND SENSATION: FLACCID PARALYSIS WITHOUT ANESTHESIA (USUALLY NEUROMUSCULAR BLOCKAGE)
Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 38(9), Pg. 19, 1973.
mouse LD50 subcutaneous 900mg/kg (900mg/kg)   Arzneimittel-Forschung. Drug Research. Vol. 7, Pg. 445, 1957.
rabbit LD50 skin > 4640mg/kg (4640mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
National Technical Information Service. Vol. OTS0571941,
rat LD50 intraperitoneal 525mg/kg (525mg/kg) BEHAVIORAL: EXCITEMENT Journal of Pharmacology and Experimental Therapeutics. Vol. 108, Pg. 117, 1953.
rat LD50 oral 3120mg/kg (3120mg/kg) BEHAVIORAL: COMA

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)
National Technical Information Service. Vol. OTS0545589,
rat LD50 subcutaneous 2060mg/kg (2060mg/kg)   Vestnik Leningradskogo Universiteta, Biologiya. Journal of Leningrad University, Biology. Vol. (3), Pg. 97, 1984.