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Substance Name: Methional
RN: 3268-49-3
UNII: 0AAO8V0F1R
InChIKey: CLUWOWRTHNNBBU-UHFFFAOYSA-N

Classification Codes

  • Hormone Antagonists
  • Hormones, Hormone Substitutes, and Hormone Antagonists
  • Prostaglandin Antagonists
  • Skin / Eye Irritant

Molecular Formula

  • C4-H8-O-S

Molecular Weight

  • 104.1722
 
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Names and Synonyms

Name of Substance

  • Methional

Synonyms

  • 3-(Methylmercapto)propionaldehyde
  • 3-(Methylthio)propanal
  • 3-(Methylthio)propionaldehyde
  • 3-Methylmercaptopropyl aldehyde
  • 4-01-00-03974 (Beilstein Handbook Reference)
  • AI3-36656
  • beta-(Methylmercapto)propionaldehyde
  • beta-(Methylthio)propionaldehyde
  • BRN 1739289
  • CCRIS 8434
  • EC 221-882-5
  • EINECS 221-882-5
  • FEMA No. 2747
  • Methional
  • Methional (natural)
  • Methylmercaptopropionic aldehyde
  • NSC 15874
  • Propanal, 3-(methylthio)-
  • Propionaldehyde, 3-(methylthio)-
  • UNII-0AAO8V0F1R

Systematic Names

  • 3-(Methylthio)propionaldehyde
  • Propanal, 3-(methylthio)-
  • Propionaldehyde, 3-(methylthio)-

Superlist Names

  • 4-Thiapentanal
  • 4-Thiapentanal [UN2785] [Poison]
  • Methional
  • Propionaldehyde, 3-(methylthio)-
  • UN2785

Registry Numbers

CAS Registry Number

  • 3268-49-3

FDA UNII

  • 0AAO8V0F1R

System Generated Number

  • 0003268493

Structure Descriptors

InChI

1S/C4H8OS/c1-6-4-2-3-5/h3H,2,4H2,1H3

InChIKey

CLUWOWRTHNNBBU-UHFFFAOYSA-N

Smiles

C(CSC)C=O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LC50 inhalation 5400mg/m3/2H (5400mg/m3)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(1), Pg. 85, 1984.
mouse LD50 oral 1620mg/kg (1620mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(1), Pg. 85, 1984.
rabbit LDLo skin 2500mg/kg (2500mg/kg) LUNGS, THORAX, OR RESPIRATION: DYSPNEA

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: EXCITEMENT
National Technical Information Service. Vol. OTS0534366,
rat LC50 inhalation 5820mg/m3/4H (5820mg/m3)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 49(1), Pg. 85, 1984.
rat LD50 oral 700mg/kg (700mg/kg) GASTROINTESTINAL: ALTERATION IN GASTRIC SECRETION

BEHAVIORAL: SOMNOLENCE (GENERAL DEPRESSED ACTIVITY)

BEHAVIORAL: MUSCLE WEAKNESS
National Technical Information Service. Vol. OTS0546239,