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Substance Name: 2,4-DB [BSI:ISO]
RN: 94-82-6
UNII: SL314DW868
InChIKey: YIVXMZJTEQBPQO-UHFFFAOYSA-N

Classification Codes

  • Agricultural Chemical
  • Herbicide
  • Mutation Data
  • Reproductive Effect

Molecular Formula

  • C10-H10-Cl2-O3

Molecular Weight

  • 249.092
 

Names and Synonyms

Results Name

  • 2,4-DB [BSI:ISO]

Name of Substance

  • 2,4-DB [BSI:ISO]
  • 4-(2,4-Dichlorophenoxy)butyric acid

Synonyms

  • 2,4-D butyric acid
  • 2,4-DB
  • 2,4-DM
  • 4-(2,4-Dichlorophenoxy)butanoic acid
  • 4-(2,4-Dichlorophenoxy)butyric acid
  • 4-06-00-00927 (Beilstein Handbook Reference)
  • BRN 1976809
  • Buratal
  • Butirex
  • Butormone
  • Butoxon
  • Butoxone
  • Butoxone amine
  • Butoxone ester
  • Butyrac
  • Butyrac 118
  • Butyrac 200
  • Butyrac ester
  • Caswell No. 316
  • CCRIS 1021
  • EINECS 202-366-9
  • EPA Pesticide Chemical Code 030801
  • gamma-(2,4-Dichlorophenoxy)butyric acid
  • HSDB 6603
  • Kyselina 4-(2,4-dichlorfenoxy)maselna
  • Kyselina 4-(2,4-dichlorfenoxy)maselna [Czech]
  • Legumex D
  • NSC 70337
  • Sys 67 Buratal
  • UNII-SL314DW868

Systematic Names

  • 2,4-(Dichlorophenoxy)butyric acid
  • 4-(2,4-Dichlorophenoxy)butyric acid
  • Butanoic acid, 4-(2,4-dichlorophenoxy)-
  • Butanoic acid, 4-(2,4-dichlorophenoxy)- (9CI)
  • Butyric acid, 4-(2,4-dichlorophenoxy)-

Superlist Names

  • 2,4-D butyric acid
  • 2,4-DB
  • 4-(2,4-Dichlorophenoxy)butyric acid

Registry Numbers

CAS Registry Number

  • 94-82-6

FDA UNII

  • SL314DW868

Related Registry Numbers

  • 10433-59-7 (hydrochloride salt)
  • 19480-40-1 (potassium salt)

System Generated Number

  • 0000094826

Structure Descriptors

InChI

1S/C10H10Cl2O3/c11-7-3-4-9(8(12)6-7)15-5-1-2-10(13)14/h3-4,6H,1-2,5H2,(H,13,14)

InChIKey

YIVXMZJTEQBPQO-UHFFFAOYSA-N

Smiles

c1(c(cc(cc1)Cl)Cl)OCCCC(=O)O

Toxicity

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mouse LDLo oral 750mg/kg (750mg/kg)   Gigiena i Sanitariya. For English translation, see HYSAAV. Vol. 29(1), Pg. 12, 1964.
rabbit LD50 skin > 10gm/kg (10000mg/kg)   Farm Chemicals Handbook. Vol. -, Pg. C95, 1991.
rat LD50 oral 700mg/kg (700mg/kg)   Residue Reviews. Vol. 10, Pg. 97, 1965.
rat LD50 skin 800mg/kg (800mg/kg)   World Review of Pest Control. Vol. 9, Pg. 119, 1970.

Physical Properties

Physical Property Value Units Temp (deg C) Source
Melting Point 118 deg C   EXP
Boiling Point 324.35 deg C   EXP
pKa Dissociation Constant 4.95 (none) 25 EXP
log P (octanol-water) 3.53 (none)   EXP
Water Solubility 46 mg/L 25 EXP
Vapor Pressure 1.11E-05 mm Hg 25 EST
Henry's Law Constant 2.29E-09 atm-m3/mole 25 EST
Atmospheric OH Rate Constant 1.42E-11 cm3/molecule-sec 25 EST

Physical property data is provided to ChemIDplus by SRC, Inc.