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Substance Name: Pentaborane
RN: 19624-22-7
UNII: P1F0BN763J
InChIKey: UOELKWZIUXNHIU-UHFFFAOYSA-N

Classification Codes

  • Threshold Planning Quantity (TPQ) = 500 lb
  • TWA (0.005 ppm); STEL (0.015 ppm)
  • TWA 0.005 ppm (0.01 mg/m3)

Molecular Formula

  • B5-H9

Molecular Weight

  • 63.1261
 
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Names and Synonyms

Name of Substance

  • Pentaborane
  • Pentaborane(9)

Synonyms

  • (9)-Pentaboron nonahydride
  • EINECS 243-194-4
  • HSDB 774
  • Nonahydropentaborane
  • Pentaborane
  • Pentaborane (B5H9)
  • Pentaborane(9)
  • Pentaboron nonahydride
  • UNII-P1F0BN763J

Systematic Name

  • Pentaborane(9)

Superlist Names

  • Pentaborane
  • Pentaborane [UN1380] [Spontaneously combustible]
  • Pentaborane(9)
  • UN1380

Registry Numbers

CAS Registry Number

  • 19624-22-7

FDA UNII

  • P1F0BN763J

Other Registry Numbers

  • 1303-97-5
  • 24378-36-7
  • 24378-37-8
  • 24378-38-9
  • 52712-65-9
  • 64442-81-5
  • 71129-91-4

System Generated Number

  • 0019624227

Structure Descriptors

InChI

1S/B5H9/c1-2-4-3(1)5(1,2)4/h5H,1-4H2

InChIKey

UOELKWZIUXNHIU-UHFFFAOYSA-N

Smiles

[BH2]12[BH2]3[BH]14[BH2]2[BH2]43

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
dog LC50 inhalation 92mg/m3/15M (92mg/m3) BEHAVIORAL: ATAXIA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: TREMOR
Journal of Pharmacology and Experimental Therapeutics. Vol. 145, Pg. 382, 1964.
dog LDLo intraperitoneal 15800ug/kg (15.8mg/kg) BEHAVIORAL: TREMOR

BEHAVIORAL: COMA

PERIPHERAL NERVE AND SENSATION: SPASTIC PARALYSIS WITH OR WITHOUT SENSORY CHANGE
"Spravochnik po Toksikologii i Gigienicheskim Normativam Vol. -, Pg. 191, 1999.
monkey LC50 inhalation 640mg/m3/2M (640mg/m3) BEHAVIORAL: ATAXIA

BEHAVIORAL: CONVULSIONS OR EFFECT ON SEIZURE THRESHOLD

BEHAVIORAL: TREMOR
Journal of Pharmacology and Experimental Therapeutics. Vol. 145, Pg. 382, 1964.
mouse LC50 inhalation 3400ppb/4H (3.4ppm)   American Industrial Hygiene Association Journal. Vol. 19, Pg. 46, 1958.
rat LC50 inhalation 6ppm/4H (6ppm)   American Industrial Hygiene Association Journal. Vol. 19, Pg. 46, 1958.
rat LD50 intraperitoneal 11100ug/kg (11.1mg/kg)   "Boron, Metallo-Boron Compounds and Boranes," Adams, R.M., ed., New York, John Wiley & Sons, Inc., 1964Vol. -, Pg. 693, 1964.