莱克多巴胺

Description

ractopamine · CAS 97825-25-7 · C18H23NO3. UNII 57370OZ3P1. Collision Cross Section: 168.35 Ų [M-H]-; Collision Cross Section: 170.44 Ų [M+H]+.

Identification

CAS Registry Number	97825-25-7
PubChem CID	56052
Molecular formula	C18H23NO3
IUPAC name	4-[3-[[2-hydroxy-2-(4-hydroxyphenyl)ethyl]amino]butyl]phenol
UNII (FDA)	57370OZ3P1

Computed Descriptors

Molecular Weight	301.4
XLogP3	2.7
Hydrogen Bond Donor Count	4
Hydrogen Bond Acceptor Count	4
Rotatable Bond Count	7
Exact Mass	301.16779360
Monoisotopic Mass	301.16779360
Topological Polar Surface Area	72.7
Heavy Atom Count	22
Formal Charge	0

Physical & Chemical Properties

Collision Cross Section	168.35 Ų [M-H]-
Collision Cross Section	170.44 Ų [M+H]+

Physical description & handling notes

• Crystals from ethanol plus diethyl ether, mp 176-176.5 °C (dec). Specific optical rotation = -22.7 °For D (sodium) line; specific optical rotation (365) = -71.2 deg (c = 3.7 mg/ml in methanol) /R,R-form hydrochloride/
• 168.9 Ų [M+H]+ [CCS Type: TW]
• Mol wt 301.38. Mixture of 4 stereoisomers in approx equal proportions. Product containing 51% RR,SS- and 49% RS,SR-diastereomers, mp 124-129 °C /Hydrochloride/

Documented Uses

• Used to promote animal growth and enhance carcass leanness of swine; [Merck Index]
• Farming (Feed Additives) [Category: Industry]
• Mesh Heading: Adrenergic beta-agonists
• MEDICATION (VET): Ractopamine HCl is an beta-adrenergic receptor (betaAR) ligand that was recently approved for use in swine to enhance carcass leanness.
• Preparation of R,R-isomer: J. Mills et al., European patent 7,205 (1980 to Lilly). ... D.B. Anderson et al., US patent 4690951(1987 to Lilly).
• MEDICATION (VET): Animal growth promotant

Synonyms

RACTOPAMINE; 97825-25-7; Ractopamina; Ractopaminum; 4-[3-[[2-hydroxy-2-(4-hydroxyphenyl)ethyl]amino]butyl]phenol; 57370OZ3P1; DTXSID7048378; Benzenemethanol, 4-hydroxy-alpha-(((3-(4-hydroxyphenyl)-1-methylpropyl)amino)methyl)-; 4-(3-((2-hydroxy-2-(4-hydroxyphenyl)ethyl)amino)butyl)phenol; RefChem:55961; LY-031537; DTXCID7028352; CHEBI:82644; 4-hydroxy-alpha-(((3-(4-hydroxyphenyl)-1-methylpropyl)amino)methyl)benzenemethanol; (+-)-all-rac-p-hydroxy-alpha-(((3-(p-hydroxyphenyl)-1-methylpropyl)amino)methyl)benzyl alcohol; Ractopamine [INN]

Frequently Asked Questions

What are the CAS number and molecular formula of ractopamine?

CAS 97825-25-7; molecular formula C18H23NO3; molecular weight — g/mol.

What other names is ractopamine known by?

RACTOPAMINE, 97825-25-7, Ractopamina, Ractopaminum, 4-[3-[[2-hydroxy-2-(4-hydroxyphenyl)ethyl]amino]butyl]phenol, 57370OZ3P1.

What are the key physical properties of ractopamine?

Collision Cross Section: 168.35 Ų [M-H]-; Collision Cross Section: 170.44 Ų [M+H]+.

Facts on this page are taken from PubChem (US National Library of Medicine) and Wikidata. Grade-specific data — assay, moisture, particle size, packaging, shelf life — is issued per batch on the COA and is not published here.