Overview
Carmustine, commonly referred to by its acronym BCNU, is a nitrosourea compound classified as an alkylating agent. It was first synthesized in the 1960s and has since become a critical component in chemotherapy regimens. Its primary mechanism of action involves the alkylation of DNA and RNA, which disrupts cancer cell replication. As a potent antineoplastic drug, carmustine is used to treat various malignancies, including glioblastoma multiforme, Hodgkin's lymphoma, and multiple myeloma. Its ability to cross the blood-brain barrier makes it particularly effective for treating central nervous system tumors. Despite its therapeutic benefits, carmustine is associated with significant side effects, necessitating careful clinical monitoring.
Physical and Chemical Properties
Carmustine is a yellowish crystalline powder with a molecular weight of 214.05 g/mol. It is soluble in organic solvents like ethanol and propylene glycol but only slightly soluble in water. The compound is sensitive to light and moisture, requiring storage in cool, dry conditions to maintain stability. Carmustine decomposes at temperatures above 30°C, releasing toxic gases such as nitrogen oxides. Its chemical instability underscores the importance of proper handling and storage. The compound's alkylating properties are derived from its ability to form reactive intermediates that bind to nucleic acids, inhibiting cancer cell proliferation.
Main Applications
Carmustine is predominantly used in oncology for treating aggressive brain tumors, including glioblastoma and medulloblastoma. Its efficacy in crossing the blood-brain barrier allows it to target tumors that are otherwise difficult to treat with conventional chemotherapy. In addition to brain tumors, carmustine is employed in combination therapies for Hodgkin's lymphoma and multiple myeloma. It is also used in high-dose chemotherapy regimens prior to bone marrow transplantation. The drug is typically administered intravenously or as an implantable wafer for localized treatment of recurrent glioblastoma.
Safety and Storage
Carmustine is a hazardous substance with carcinogenic, mutagenic, and reproductive toxicity. Proper personal protective equipment, including gloves, goggles, and lab coats, must be worn when handling the compound. Exposure should be minimized through the use of fume hoods and other engineering controls. Storage conditions are critical to maintaining carmustine's stability. It should be kept at 2-8°C in a tightly sealed container, protected from light and moisture. Improper storage can lead to decomposition, reducing efficacy and increasing toxicity. Disposal must comply with local regulations for hazardous waste.
B2B Procurement Guide
When procuring carmustine, B2B buyers should prioritize suppliers with pharmaceutical-grade certifications and a proven track record of handling cytotoxic substances. Documentation, including certificates of analysis and material safety data sheets, must be thoroughly reviewed. Price ranges vary based on purity and quantity, with bulk purchases often offering cost savings. Buyers should also consider logistical factors, such as cold chain requirements for transportation. Establishing long-term relationships with reliable suppliers can ensure consistent quality and availability.
Related Manufacturers
- 主营：卡沙仑、麦芽糖酸、苯氧基环磷腈、甲巯基四氮唑
- 主营：肉桂醛、肉桂酸、汉防己甲素、阻燃剂、褪黑素、甘氨酸、增塑剂
- 主营：生物活性玻璃、烟酰胺、王浆酸、卡沙仑、赖氨酸、锆氟酸、氢化镁
- 主营：碘甲苯、阻燃剂、碘丙烷、卡沙仑、碘丁烷、溴苯胺、碘癸烷、苯乙酮、碘苯胺、碘乙烷、苯甲酸、溴苯酚、苯甲腈、3.4-二氟、2-丙二醇、cas627-30-5、cas766-85-8、1-碘辛烷、1-碘己烷、cas107-05-1、cas585-79-5、cas150-19-6、ab黑白料、cas831-82-3、苯甲酰胺、聚碳酸酯
- 主营：17746-77-9、625392-06-5、三癸基铝、1423716-55-5、1547041-34-8、甲氧苯基、磺胺曲沙唑、8-二羟基萘、三十二烷基铝、甲氧基苯甲酸、4-氯嘧啶盐酸盐
- 主营：硫酸铯、丹皮酚、有成中、卡沙仑、中间体、邻氟苯腈、聚季铵盐、二萘磺酸、硒氰酸钾、仲丁基锂、四乙酸铁、卡非佐米、亚甲基双、间溴苯腈、二氯苯乙酮、萘磺酸二钠、更昔洛韦钠、二胺四乙酸、乙酸二钠盐、5-二溴苯酚、4'-二溴联苯、邻氯苯甲酰胺、酮十一烯酸酯、阿昔洛韦侧链、无机标准物质、5-三氯吡啶
- 主营：碘海醇、葡甲胺、氨甲环酸、卡沙仑、盐酸柔红霉素、甘油磷酸钠、海藻糖、葡乙胺、古龙酸、托吡酯、潮霉素B、替卡西林钠克拉维酸钾、星孢菌素、盐酸阿霉素、碘帕醇
- 主营：聚苯胺、脯氨酸甲酯盐酸盐、苄基三甲基氯化铵
- 主营：α-氨基、联吡啶、丁烯酸、阻燃剂、10-蒽二、二苯胺、胶黏剂、氨基芴、二苯胍、十八酸、乙二酸、肉桂醇、王浆酸、异丁酮、溴化鏻、乙氧基、豆甾醇、碘乙烷、二乙醇、氟苯基、稀释剂、羟乙基、3382-63-6、氯甲酚、桂皮醇