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Substance Name: Hydrogen sulfide
RN: 7783-06-4
UNII: YY9FVM7NSN
InChIKey: RWSOTUBLDIXVET-UHFFFAOYSA-N

Note

  • A flammable, poisonous gas with a characteristic odor of rotten eggs. It is used in the manufacture of chemicals, in metallurgy, and as an analytical reagent. (From Merck Index, 11th ed)

Molecular Formula

  • H2-S

Molecular Weight

  • 34.0818
 

Classification Codes

Classification Codes

  • Air Pollutants
  • Environmental Pollutants
  • Gasotransmitters
  • Human Data
  • Neurotransmitter Agents
  • Reproductive Effect

Superlist Classification Codes

  • 2007 CERCLA Priority List, Rank: 191
  • 2011 CERCLA Priority List, Rank: 192
  • Ceiling 20 mg/m3, peak 50 mg/m3 in 10 min once only
  • Reportable Quantity (RQ) = 100 lb
  • Threshold Planning Quantity (TPQ) = 500 lb
  • TWA 10 ppm; STEL 15 ppm

Names and Synonyms

Name of Substance

  • Hydrogen sulfide

MeSH Heading

  • Hydrogen sulfide

Synonyms

  • Acide sulfhydrique
  • Acide sulfhydrique [French]
  • Acide sulphhydrique
  • Dihydrogen monosulfide
  • Dihydrogen sulfide
  • EC 231-977-3
  • EINECS 231-977-3
  • FEMA No. 3779
  • HSDB 576
  • Hydrogen sulfide
  • Hydrogen sulfide (H2S)
  • Hydrogen sulfure
  • Hydrogen sulfure [French]
  • Hydrogen sulfuric acid
  • Hydrogen sulphide
  • Hydrogene sulfure
  • Hydrogene sulfure [French]
  • Hydrogene sulphure
  • Hydrosulfuric acid
  • Idrogeno solforato
  • Idrogeno solforato [Italian]
  • RCRA waste number U135
  • Schwefelwasserstoff
  • Schwefelwasserstoff [German]
  • Sewer gas
  • Siarkowodor
  • Siarkowodor [Polish]
  • Stink DAMP
  • Sulfur hydride
  • Sulfureted hydrogen
  • UN 1053
  • UNII-YY9FVM7NSN
  • Zwavelwaterstof
  • Zwavelwaterstof [Dutch]

Systematic Names

  • Hydrogen sulfide
  • Hydrogen sulfide (H2S)
  • Hydrogen sulphide

Superlist Names

  • Hydrogen sulfide
  • Hydrogen sulfide H2S
  • Hydrogen sulfide [UN1053] [Poison gas]
  • RCRA waste no. U135
  • UN1053

Registry Numbers

CAS Registry Number

  • 7783-06-4

FDA UNII

  • YY9FVM7NSN

Other Registry Number

  • 11144-15-3

Related Registry Number

  • 13465-07-1 (H2S2)

System Generated Number

  • 0007783064

Structure Descriptors

InChI

1S/H2S/h1H2

InChIKey

RWSOTUBLDIXVET-UHFFFAOYSA-N

Smiles

S

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
human LCLo inhalation 600ppm/30M (600ppm)   "Practical Toxicology of Plastics," Lefaux, R., Cleveland, OH, Chemical Rubber Co., 1968Vol. -, Pg. 207, 1968.
human LCLo inhalation 800ppm/5M (800ppm)   Tabulae Biologicae. Vol. 3, Pg. 231, 1933.
mammal (species unspecified) LCLo inhalation 800ppm/5M (800ppm)   Naunyn-Schmiedeberg's Archiv fuer Experimentelle Pathologie und Pharmakologie. Vol. 138, Pg. 65, 1928.
man LCLo inhalation 5700ug/kg (5.7mg/kg) BEHAVIORAL: COMA

LUNGS, THORAX, OR RESPIRATION: CHRONIC PULMONARY EDEMA		 Archives des Maladies Professionnelles de Medecine du Travail et de Securite Sociale. Vol. 44, Pg. 483, 1983.
mouse LC50 inhalation 634ppm/1H (634ppm)   Aerospace Medical Research Laboratory Report. Vol. TR-72-62, Pg. 1972,
rat LC50 inhalation 444ppm (444ppm) GASTROINTESTINAL: "HYPERMOTILITY, DIARRHEA"

LUNGS, THORAX, OR RESPIRATION: OTHER CHANGES

KIDNEY, URETER, AND BLADDER: URINE VOLUME INCREASED		 Personal Communication from H.B. Lackey, Chemical Products Div., Crown Zellerbach, Camas, WA 98607, June 9, 1978Vol. 09JUN1978,