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leflunomide

CAS No.: 75706-12-6      Formula: C12H9F3N2O2

Weight: 270.20700

Synonyms: Leflunomida; Leflunomidum; 5-methyl-N-[4-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide; Leflunomide; lefunamide; Leflunomid; Arava; HWA 486; N-(4-trifluoromethyl-phenyl)-5-methylisoxazole-4-carboxamide;


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Description

Leflunomide (original brand name Arava) is an immunosuppressive disease-modifying antirheumatic drug (DMARD), used in active moderate-to-severe rheumatoid arthritis and psoriatic arthritis. It is a pyrimidine synthesis inhibitor that works by inhibiting dihydroorotate dehydrogenase. Bottle of Leflunomide (Arava) and tablet

Basic Information
CAS No.:
75706-12-6
Synonyms:
Leflunomida; Leflunomidum; 5-methyl-N-[4-(trifluoromethyl)phenyl]-1,2-oxazole-4-carboxamide; Leflunomide; lefunamide; Leflunomid; Arava; HWA 486; N-(4-trifluoromethyl-phenyl)-5-methylisoxazole-4-carboxamide;
Formula:
C12H9F3N2O2
Molecular Weight:
270.20700
PSA:
55.13000
LogP:
3.32710
Properties
Appearance & Character:
Gray-White crystalline solid
Density:
1.392 g/cm3
Melting Point:
163-168°C
Boiling Point:
289.3ºC at 760 mmHg
Flash Point:
128.8ºC
Storage Conditions:
2-8ºC
Safety Info
Symbol:
GHS06
Signal Word:
Dangerous
Hazard Statement:
H301; H315; H319; H335
Warning Statement:
P261; P301 + P310; P305 + P351 + P338
Customs Code:
2934999090
WGK Germany:
3
Hazard Category Code:
R22; R36/37/38
Security Instructions:
S26; S36
Dangerous Goods Sign:
Xn