vetrabutine
** vetrabutin ** Translations

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GENERAL INFORMATION
for vetrabutine

Description: A musculotropic spasmolytic drug admininstered to sows to facilitate parturition

Introduction: Circa 1998

Examples of species treated: Pigs, Dogs

General status:
Veterinary substance type Uterine relaxant, Medicinal Drug
Substance group Unclassified
Substance origin Synthetic
Mode of action Acts directly on the smooth muscle fibres
Molecular targets -
CAS RN 3735-45-3
EC number -
CIPAC number -
US EPA chemical code -
ATCvet Code QG02CA90
Therapeutic Class Genito urinary system & sex hormones: Other gynecologicals
Controlled Drug? No
Regulation 37/2010 MRL Classification Allowed substance (Table 1: Porcine)
Chiral molecule No
Chemical formula C20H27NO2
SMILES COc1c(OC)cc(cc1)[C@@H](CCCc1ccccc1)N(C)C
International Chemical Identifier (InChI) InChI=1/C20H27NO2/c1-21(2)18(12-8-11-16-9-6-5-7-10-16)17-13-14-19(22-3)20(15-17)23-4/h5-7,9-10,13-15,18H,8,11-12H2,1-4H3
Structure diagram/image available? Yes
Molecular mass (g mol-1) 313.43
PIN (Preferred Identification Name) -
IUPAC name α-(3,4-dimethoxyphenyl)-N,N-dimethylbenzenebutanamine
CAS name 1-(3,4-dimethoxyphenyl)-1-dimethylamino-4-phenylbutane
Other status information -
Physical state Solid
Related substances & organisms -

Formulations:
Property Product Manufacturer Authorisation Route UK Legal Class
Example products using this active Monzaldon 100 mg/ml Solution for Injection Boehringer Ingelheim Ltd UK National authorisation Prescription only medicine to be authorised by a veterinarian (POM-V)
Formulation and application details Usually supplied as solution for injection.


ENVIRONMENTAL FATE

for vetrabutine

Property Value Source/Quality Score/Other Information Interpretation
Solubility - In water at 20oC (mg l-1) - - -
Solubility - In organic solvents at 20oC (mg l-1) - - -
Melting point (oC) - - -
Boiling point (oC) 167 L4 -
Degradation point (oC) - - -
Flashpoint (oC) - - -
Octanol-water partition coefficient at pH 7, 20oC P - - -
Log P - - -
Bulk density (g ml-1)/Specific gravity - - -
Dissociation constant (pKa) at 25oC - - -
Note:
Vapour pressure at 25oC (mPa) - - -
Henry's law constant at 25oC (Pa m3 mol-1) - - -
Henry's law constant at 20oC (dimensionless) - - -
GUS leaching potential index - - -
Maximum UV-vis absorption L mol-1 cm-1 - - -
Surface tension (mN m-1) - - -
Refractive Index - - -

Degradation:
Property Value Source/Quality Score/Other Information Interpretation
Soil degradation (days) (aerobic) DT50 (typical) - - -
DT50 (lab at 20oC) - - -
DT50 (field) - - -
DT90 (lab at 20oC) - - -
DT90 (field) - - -
Note: -
Manure DT50 (days) - - -
Aqueous photolysis DT50 (days) at pH 7 Value - - -
Note -
Aqueous hydrolysis DT50 (days) at 20oC and pH 7 Value - - -
Note -
Water-Sediment DT50 (days) - - -
Water phase only DT50 (days) - - -

Soil adsorption and mobility:
Property Value Source/Quality Score/Other Information Interpretation
Linear Kd - - -
Koc -
Notes and range -
Freundlich Kf - - -
Kfoc -
1/n -
Notes and range -
pH sensitivity -

Other known metabolites:
Metabolite name and reference Aliases Formation medium / Rate Estimated maximum occurrence fraction Metabolising enzymes
1-(3,4-dimethoxyphenyl)-1-diethylamino-4-(4-hydroxyphenol)butane - Rat (Urinary) 0.487 -


ECOTOXICOLOGY

for vetrabutine

Property Value Source/Quality Score/Other Information Interpretation
Bio-concentration factor BCF - - -
CT50 (days) - -
Bioaccumulation potential - - -
Mammals - Acute oral LD50 (mg kg-1) > 500 A5 Rat Moderate
Mammals - Short term dietary NOEL (mg kg-1) - - -
(ppm diet) - -
Birds - Acute LD50 (mg kg-1) - - -
Birds - Short term dietary (LC50/LD50) - - -
Fish - Acute 96 hour LC50 (mg l-1) - - -
Fish - Chronic 21 day NOEC (mg l-1) - - -
Aquatic invertebrates - Acute 48 hour EC50 (mg l-1) - - -
Aquatic invertebrates - Chronic 21 day NOEC (mg l-1) - - -
Aquatic crustaceans - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Acute 96 hour LC50 (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, static, water (mg l-1) - - -
Sediment dwelling organisms - Chronic 28 day NOEC, sediment (mg kg-1) - - -
Aquatic plants - Acute 7 day EC50, biomass (mg l-1) - - -
Algae - Acute 72 hour EC50, growth (mg l-1) - - -
Algae - Chronic 96 hour NOEC, growth (mg l-1) - - -
Honeybees - Acute 48 hour LD50 (μg bee-1) - - -
Earthworms - Acute 14 day LC50 (mg kg-1) - - -
Earthworms - Chronic 14 day NOEC, reproduction (mg kg-1) - - -
Other soil macro-organisms - e.g. Collembola LR50 / EC50 / NOEC / % Effect - - -
Other arthropod (1) LR50 g ha-1 - - -
% Effect - - -
Other arthropod (2) LR50 g ha-1 - - -
% Effect - - -
Soil micro-organisms - - -
Mesocosm study data NOEAEC mg l-1 - - -
NOEAEC mg l-1 - - -


HUMAN HEALTH AND PROTECTION

for vetrabutine

General:
Property Value Source/Quality Score/Other Information Interpretation
Mammals - Acute oral LD50 (mg kg-1) > 500 A5 Rat Moderate
Mammals - Dermal LD50 (mg kg-1 body weight) - - -
Mammals - Inhalation LC50 (mg l-1) - - -
Other Mammal toxicity endpoints - -
ADI - Acceptable Daily Intake (mg kg-1bw day-1) - - -
ARfD - Acute Reference Dose (mg kg-1bw day-1) - - -
AOEL - Acceptable Operator Exposure Level - Systemic (mg kg-1bw day-1) - - -
Dermal penetration studies (%) - - -
Dangerous Substances Directive 76/464 - - -
Exposure Limits - - -
Exposure Routes Public -
Occupational -
Elimination route and rate Within 24hrs approx 60% of administered dose is found in faeces and the remainder in urine. A5 -

Health issues:
Carcinogen Mutagen Endocrine disrupter Reproduction / development effects Acetyl cholinesterase inhibitor Neurotoxicant Respiratory tract irritant Skin irritant Eye irritant

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General human health issues No information available

: Yes, known to cause a problem
: No, known not to cause a problem
: Possibly, status not identified
- : No data

Handling issues:
Property Value Source/Quality Score/Other Information Interpretation
General No information available
CLP classification 2013 -
EC Risk Classification -
EC Safety Classification -
WHO Classification None - not a ppp - -
US EPA Classification (formulation) - - -
UN Number -
Waste disposal & packaging -


TRANSLATIONS

for vetrabutine

Language Name
English vetrabutine
French -
German -
Danish -
Italian -
Spanish -
Greek -
Slovenian -
Polish -
Swedish -
Hungarian -
Dutch -

Record last updated: Tuesday 31 May 2011
Contact: aeru@herts.ac.uk