Product Name

  • Name

    (+)-Abscisic acid

  • EINECS 244-319-5
  • CAS No. 21293-29-8
  • Article Data34
  • CAS DataBase
  • Density 1.193 g/cm3
  • Solubility
  • Melting Point 188 °C
  • Formula C15H20O4
  • Boiling Point 458.7 °C at 760 mmHg
  • Molecular Weight 264.321
  • Flash Point 245.4 °C
  • Transport Information
  • Appearance White powder
  • Safety 22-24/25
  • Risk Codes
  • Molecular Structure Molecular Structure of 21293-29-8 ((+)-Abscisic acid)
  • Hazard Symbols
  • Synonyms 2,4-Pentadienoicacid, 5-(1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-,(Z,E)-(S)-(+)- (8CI);2,4-Pentadienoic acid,5-(1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl)-3-methyl-, [S-(Z,E)]-;(+)-(S)-Abscisic acid;(+)-(cis,trans)-Abscisic acid;(+)-ABA;(+)-cis-Abscisic acid;(S)-(+)-ABA;(S)-(+)-Abscisicacid;(S)-ABA;ABA;ABK;Abscisic acid;Abscisicacid, (+)-;Abscisin II;Dormin (abscission factor);NSC 146877;NSC148832;PBI 58;cis,trans-Abscisic acid;cis-Abscisic acid;cis-trans-(+)-Abscisic acid;
  • PSA 74.60000
  • LogP 2.24990

(+)-Abscisic acid Chemical Properties

Molecular Structure of 2,4-Pentadienoic acid,5-[(1S)-1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl]-3-methyl-, (2Z,4E)- (CAS NO.21293-29-8):

IUPAC Name: (2Z,4E)-5-[(1S)-1-Hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-en-1-yl]-3-methylpenta-2,4-dienoic acid
Molecular Weight: 264.3169 [g/mol]
Molecular Formula: C15H20O4
XLogP3-AA: 1.6
H-Bond Donor: 2
H-Bond Acceptor: 4 
EINECS: 244-319-5 
Index of Refraction: 1.583
Molar Refractivity: 74.03 cm3
Molar Volume: 221.5 cm3
Surface Tension: 51.5 dyne/cm
Density: 1.193 g/cm3
Flash Point: 245.4 °C
Enthalpy of Vaporization: 82.94 kJ/mol
Boiling Point: 458.7 °C at 760 mmHg
Vapour Pressure: 2.41E-10 mmHg at 25 °C
Appearance: White Powder
Melting Point: 188 °C
refractive index: 410 ° (C=0.2, EtOH)
storage temp:. −20 °C
Classification Code: Drug / Therapeutic Agent; Growth Substances; Plant growth regulators 
Product Categories: Pharmaceutical Raw Materials; Sesqui-Terpenoids; Chiral Reagents; Biochemistry; Plant Growth Regulators; Plant Growth Trgulators (Others); Plant Hormones

(+)-Abscisic acid Uses

 2,4-Pentadienoic acid,5-[(1S)-1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl]-3-methyl-, (2Z,4E)- (CAS NO.21293-29-8) is the natural isomer of the abscission-accelerating plant hormone.

(+)-Abscisic acid Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
mammal (species unspecified) LD50 intraperitoneal > 1500mg/kg (1500mg/kg)   European Journal of Medicinal Chemistry--Chimie Therapeutique. Vol. 10, Pg. 91, 1975.

(+)-Abscisic acid Safety Profile

Safety Information of 2,4-Pentadienoic acid,5-[(1S)-1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl]-3-methyl-, (2Z,4E)- (CAS NO.21293-29-8):
Safety Statements: 22-24/25 
S22:Do not breathe dust. 
S24/25:Avoid contact with skin and eyes.
WGK Germany: 3
RTECS: RZ2475100

(+)-Abscisic acid Specification

 2,4-Pentadienoic acid,5-[(1S)-1-hydroxy-2,6,6-trimethyl-4-oxo-2-cyclohexen-1-yl]-3-methyl-, (2Z,4E)- (CAS NO.21293-29-8), its Synonyms are (S-(Z,E))-5-(1-Hydroxy-2,6,6-trimethyl-4-oxocyclohex-2-en-1-yl)-3-methylpenta-2,4-dienoic acid ; cis-trans-(+)-Abscissic acid ; Abscisic acid ; Abscisin II ; Acide abscisique ; (S)-(+)-Abscisic acid ; 2-cis,4-trans-Abscisic acid ; Dormin .

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