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Albendazole
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Name

Albendazole

 EINECS 259-414-7
CAS No. 54965-21-8 Density 1.3 g/cm3
PSA 92.31000 LogP 3.31630
Solubility 0.75mg/L(209 oC) Melting Point 208-210 °C
Formula C12H15N3O2S Boiling Point N/A
Molecular Weight 265.336 Flash Point N/A
Transport Information N/A Appearance Colourless crystalline solid
Safety 53-45-37/39-26 Risk Codes 61-36/37/38
Molecular Structure Molecular Structure of 54965-21-8 (Albendazole) Hazard Symbols
Synonyms

Albendazole Bolus/tablet;O-Methyl N-(5-(propylthio)-2-benzimidazolyl)carbamate;Albendazole (CP/USP);Albenza (TN);Eskazole;Vermitan;(5-(Propylthio)-1H-benzimidazol-2-yl)carbamic acid methyl ester;Carbamic acid,[5-(propylthio)-1Hbenzimidazol- 2-yl]-,methyl ester;Methyl 5-(propylthio)-2-benzimidazolecarbamate;SKF-62979;Albendazole [USAN:BAN:INN:JAN];Albendazol [INN-Spanish];Bilutac;Carbamic acid, [5- (propylthio)-1H-benzimidazol-2-yl]-, methyl ester;Albenza;methyl N-(5-propylsulfanyl-3H-benzoimidazol-2-yl)carbamate;Zental;Albendazole (JAN/USP);((Propylthio)-5 1H-benzimidazolyl-2) carbamate de methyle [French];Proftril;[5-(Propythio)-1H-benzimidazol-2-yl]carbamic acid methyl ester;SKF 62979;Prestwick_675;SKandF 62979;Zentel;Albendazole cp2005;

Article Data 19

Albendazole Synthetic route

6-(propylthio)-1H-benzo[d]imidazol-2-amine

79-22-1

methyl chloroformate

54965-21-8

Albendazole

Conditions
ConditionsYield
With caesium carbonate In N,N-dimethyl-formamide at 120℃; for 0.216667h; Sealed tube; Microwave irradiation;86%
With sodium hydroxide26.95 g
66608-52-4

4-(propylthio)-1,2-phenylenediamine

40943-37-1

O-methyl-N-(methoxycarbonyl)-isourea

54965-21-8

Albendazole

Conditions
ConditionsYield
With ethylenediaminetetraacetic acid; acetic acid In methanol at 110℃; for 5h; Inert atmosphere; Reflux;65.1%
106-94-5

propyl bromide

40483-97-4

methyl 5-nitrobenzoimidazole-2-carbamate

54965-21-8

Albendazole

Conditions
ConditionsYield
With potassium carbonate; sodium thiosulfate; copper dichloride In water at 135℃; for 20h;58%
54029-12-8, 122063-20-1, 122063-21-2

ricobendazole

54965-21-8

Albendazole

Conditions
ConditionsYield
With aluminum (III) chloride; tetrabutyl-ammonium chloride; aluminium In 1,2-dichloro-ethane at 20℃; for 6h; Electrolysis; Inert atmosphere; Green chemistry;74%
With 1,2,3-trimethoxybenzene; oxalyl dichloride In chloroform at 0℃; for 0.00166667h; Inert atmosphere; chemoselective reaction;73%
21729-98-6

methyl-N-cyano carbamate

66608-52-4

4-(propylthio)-1,2-phenylenediamine

54965-21-8

Albendazole

Conditions
ConditionsYield
With hydrogenchloride In water; acetone at 85℃; Large scale;520 kg
With hydrogenchloride In water at 80℃; for 0.5h; pH=4 - 5;26.05 g

sodium salt of cyanocarbamic acid methyl ester

66608-52-4

4-(propylthio)-1,2-phenylenediamine

54965-21-8

Albendazole

Conditions
ConditionsYield
Stage #1: 4-(propylthio)-1,2-phenylenediamine With hydrogenchloride In water; acetone at 80 - 85℃; Industry scale;
Stage #2: sodium salt of cyanocarbamic acid methyl ester at 20 - 85℃; pH=4 - 4.5;

Albendazole Chemical Properties


IUPAC Name: Methyl N-(6-propylsulfanyl-1H-benzimidazol-2-yl)carbamate
Molecular Formula: C12H15N3O2S
Molecular Weight: 265.33
EINECS : 259-414-7
Product Category: Active Pharmaceutical Ingredients;API;Intermediates & Fine Chemicals;Veterinaries;Miscellaneous Compounds
Melting point: 208-210 °C
Storage tempreture: 0-6 °C
Index of Refraction: 1.634 
Molar Refractivity: 72.69 cm3
Molar Volume: 203.1 cm3
Surface Tension: 61.9 dyne/cm
Density of Albendazole (CAS NO.54965-21-8): 1.3 g/cm3

Albendazole Uses

 Albendazole (CAS NO.54965-21-8) is a member of the benzimidazole compounds used as a drug indicated for the treatment of a variety of worm infestations. It is effective against: flatworms, flukes/trematodes, tapeworm/cestodes, echinococcosis, nematodes, hookworms, roundworms, whipworms, and threadworms or pinworms. In Africa, albendazole is being used to treat lymphatic filariasis as part of efforts to stop transmission of the disease. In Brazil and other countries it is used against giardiasis.

Albendazole Toxicity Data With Reference

Organism Test Type Route Reported Dose (Normalized Dose) Effect Source
hamster LD50 oral > 10gm/kg (10000mg/kg)   Drugs in Japan Vol. -, Pg. 99, 1995.
mouse LD50 oral 1500mg/kg (1500mg/kg)   Acta Leidensia. Vol. 57, Pg. 201, 1989.
rat LD50 intravenous 265mg/kg (265mg/kg)   Drugs in Japan Vol. -, Pg. 99, 1995.
rat LD50 oral 2400mg/kg (2400mg/kg)   Annales Pharmaceutiques Francaises. Vol. 40, Pg. 55, 1982.
women TDLo oral 256mg/kg/16D (256mg/kg) BLOOD: APLASTIC ANEMIA American Journal of Hematology. Vol. 53, Pg. 53, 1996.

Albendazole Safety Profile

Hazard Codes: ToxicT
Risk Statements: 61-36/37/38 
R36/37/38:Irritating to eyes, respiratory system and skin. 
R61:May cause harm to the unborn child.
Safety Statements: 53-45-37/39-26
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice. 
S45:In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.) 
S53:Avoid exposure - obtain special instructions before use. 
S37/39:Wear suitable gloves and eye/face protection.
WGK Germany 2
RTECS FD1100000

Albendazole Specification

 Albendazole , its cas register number is 54965-21-8. It also can be called Methyl 5-propylthio-2-benzimidazolecarbamate . It may cause dizziness, headache, fever, nausea, vomiting, or temporary hair loss. It is colourless crystalline solid.

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