oxfendazole

Description

oxfendazole · CAS 53716-50-0 · C15H13N3O3S. UNII OMP2H17F9E. Melting Point: 253 °C.

Identification

CAS Registry Number	53716-50-0
PubChem CID	40854
Molecular formula	C15H13N3O3S
IUPAC name	methyl N-[6-(benzenesulfinyl)-1H-benzimidazol-2-yl]carbamate
UNII (FDA)	OMP2H17F9E

Computed Descriptors

Molecular Weight	315.3
XLogP3	2.3
Hydrogen Bond Donor Count	2
Hydrogen Bond Acceptor Count	5
Rotatable Bond Count	4
Exact Mass	315.06776246
Monoisotopic Mass	315.06776246
Topological Polar Surface Area	103
Heavy Atom Count	22
Formal Charge	0

Physical & Chemical Properties

Melting Point	253 °C

Physical description & handling notes

• Solid
• 191.4 Ų [M+Na]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID9044112]
• 177.0 Ų [M-H]- [CCS Type: DT; Buffer gas: N2; Ionization: ESI-; Dataset: TOXCAST; Source Identifier: DTXSID9044112]
• 178.2 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: ESI+; Dataset: TOXCAST; Source Identifier: DTXSID9044112]
• 179.0 Ų [M+H]+ [CCS Type: DT; Buffer gas: N2; Ionization: APCI+; Dataset: TOXCAST; Source Identifier: DTXSID9044112]
• 172.82 Ų [M+H]+ [CCS Type: TW; Method: calibrated with polyalanine and drug standards]

Regulatory Status

Regulatory & Food Contact	ANTHELMINTHIC_AGENT: Veterinary Drug 0-7 µg/kg bw (group ADI) TRS 888-JECFA 50/13 FAS 41-JECFA 50/23
GHS notification summary	1.3% (1 / 78)

GHS Hazard Classification

GHS notification summary	1.3% (1 / 78)
Reported hazard statements	H319 (50%), H360 (44.9%), H373 (46.2%), H400 (46.2%), H410 (46.2%)

Documented Uses

• Animal Drugs -> FDA Approved Animal Drug Products (Green Book) -> Active Ingredients
• Veterinary Drug -> ANTHELMINTHIC_AGENT -> JECFA Functional Classes
• Pharmaceuticals -> Animal Drugs -> Approved in Taiwan
• Agents that kill parasitic worms. They are used therapeutically in the treatment of HELMINTHIASIS in man and animal.
• Substances used in the treatment or control of nematode infestations. They are used also in veterinary practice.
• QP - Antiparasitic products, insecticides and repellents

Synonyms

Oxfendazole; 53716-50-0; Fenbendazole sulfoxide; Synanthic; OFDZ; Oxfendazol; Oxfendazolum; fenbendazole S-oxide; RS-8858; 5-Phenylsulfinyl-2-carbomethoxyaminobenzimidazole; DTXSID9044112; 5-(Phenylsulfinyl)-2-benzimidazolecarbamic acid methyl ester; (5-(Phenylsulfinyl)-1H-benzimidazol-2-yl)carbamic acid methyl ester; OMP2H17F9E; NSC-758943; [5-(Phenylsulfinyl)-1H-benzimidazol-2-yl]carbamic acid methyl ester

Frequently Asked Questions

What are the CAS number and molecular formula of oxfendazole?

CAS 53716-50-0; molecular formula C15H13N3O3S; molecular weight — g/mol.

What other names is oxfendazole known by?

Oxfendazole, 53716-50-0, Fenbendazole sulfoxide, Synanthic, OFDZ, Oxfendazol.

What is the regulatory status of oxfendazole?

Documented regulatory listings: ANTHELMINTHIC_AGENT: Veterinary Drug; 0-7 µg/kg bw (group ADI); TRS 888-JECFA 50/13.

Is oxfendazole classified as hazardous?

1.3% of GHS notifications report no hazard classification (1 of 78).

What are the key physical properties of oxfendazole?

Melting Point: 253 °C.

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.