Technical Data

D9000-01G
CAS Number
62-31-7
Grade
Highly Purified
MDL Number
MFCD00012898
Molecular Formula
C₈H₁₂ClNO₂
Molecular Weight
189.6
EU Commodity Code
38220090
UN DOT Shipping
UN3077 PGIII
Shipping Temp
Blue Ice
Storage Temp
4°C
Dopamine Hydrochloride (3-Hydroxytyramine HCl)
3-Hydroxytyramine HCl; 4-(2-Aminoethyl)-1,2-benzenediol Hydrochloride; 4-(2-Aminoethyl)pyrocatechol Hydrochloride; 2-(3,4-Dihydroxyphenyl)ethyl-1,1,2,2-amine Hydrochloride; ASL-279; Cardiosteril; Dopastat; Dynatra; Inovan; Inotropin

Dopamine is a catecholamine neurotransmitter synthesized from tyrosine in various regions of the brain and is involved in many neurological pathways and processes.

Synonyms
3-Hydroxytyramine HCl; 4-(2-Aminoethyl)-1,2-benzenediol Hydrochloride; 4-(2-Aminoethyl)pyrocatechol Hydrochloride; 2-(3,4-Dihydroxyphenyl)ethyl-1,1,2,2-amine Hydrochloride; ASL-279; Cardiosteril; Dopastat; Dynatra; Inovan; Inotropin
CAS No
62-31-7 Alternate CAS # Free Base: 51-61-6
Molecular Formula
C₈H₁₂ClNO₂
Molecular Weight
189.64
Appearance
White or almost white crystals
Purity
≥98% (Assay on dried basis)
Infrared Spectrum
Conforms to reference
Melting Point
248-250°C
pH
3.5-5.5
UV Ratios
Absorption maximum at 283nm
Loss on Drying
≤ 0.5%
Residue On Ignition
≤ 0.1%
Solubility
DMSO (Slightly), Methanol (Slightly), Water (Slightly); Soluble in water (100mg/ml). The free base of dopamine is very susceptible to oxidation. Solutions at pH 5.4 to 6.8 have been reported to be stable for 48 hours at 25ºC.
Storage and Stability
Store at 4°C under inert atmosphere. Store away from oxidizing agents. For maximum recovery of product, centrifuge the original vial prior to removing the cap.

Intended for research use only. Not for use in human, therapeutic, or diagnostic applications.

References
Carter, J.E., et al.: Anal. Profiles Drug Subs., 11, 257 (1982), Dasta, J.F., et al.: Pharmacotherapy, 6, 304 (1986)
USBio References
No references available
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