Overview
Borneol is a naturally occurring terpenoid found in plants like Blumea balsamifera and Dryobalanops aromatica, though synthetic production is common. It exists as two enantiomers: (+)-borneol and (-)-borneol, with the former being more prevalent in nature. Historically used in traditional Chinese medicine for its analgesic and anti-inflammatory properties, it now serves as a versatile intermediate in modern industries. In B2B contexts, borneol is typically traded as a white crystalline powder with a characteristic camphor-like odor. Its dual sourcing (natural/synthetic) requires buyers to specify origin preferences due to varying regulatory requirements across applications, particularly in pharmaceuticals and cosmetics.
Physical and Chemical Properties
As a bicyclic monoterpene, borneol exhibits low water solubility but high solubility in organic solvents like ethanol and diethyl ether—a trait leveraged in formulation processes. Its sublimation property (transitioning directly from solid to vapor) makes it valuable in slow-release medical patches and incense production. The compound’s stability is pH-dependent; it decomposes under strong acidic or alkaline conditions. Technical specifications often highlight optical rotation values ([α]D) to distinguish between enantiomers, which may influence biological activity in pharmaceutical applications. Thermal decomposition occurs above 212°C, releasing irritating fumes.
Main Applications
Pharmaceuticals account for ~60% of borneol consumption, where it functions as a penetration enhancer in transdermal drugs and an active ingredient in anti-itch preparations. The fragrance industry utilizes its woody-camphoraceous notes in perfumes and soaps, often in concentrations below 2%. In traditional medicine, borneol is combined with other herbs to treat cardiovascular and neurological disorders. Emerging uses include polymer plasticizers and electronic-grade fluxes for PCB manufacturing, where high-purity (>99.9%) synthetic variants are preferred to avoid plant-derived contaminants.
Safety and Storage
Classified as a Category 3 irritant under GHS, borneol requires PPE (gloves, goggles) during handling to prevent skin/eye contact. Powdered forms pose inhalation risks—ventilation or respirators are recommended for bulk processing. Storage mandates airtight containers with desiccants to prevent moisture absorption and subsequent caking. Regulatory status varies: FDA permits synthetic borneol as a food flavoring (21 CFR 172.515), while EU REACH requires safety assessments for cosmetic use. Transportation typically falls under UN non-hazardous materials, though some carriers classify it as a combustible solid due to its low flash point (93°C).
B2B Procurement Guide
Key purchasing criteria include enantiomeric purity (specify d/l ratio), residual solvent levels (GC testing reports), and microbial limits for medical-grade material. Asian suppliers dominate natural borneol production, while European manufacturers specialize in high-purity synthetic versions. Bulk buyers should negotiate testing protocols—common standards include USP-NF for pharmaceuticals and ISO 13485 for medical devices. Spot prices fluctuate with camphor oil availability; long-term contracts (6-12 months) are advisable during raw material shortages. For sustainability-focused buyers, some suppliers offer traceable plantation-derived borneol with organic certification.
Related Manufacturers
- 主营：回收聚醚多元醇、回收热熔胶、回收石蜡、回收香精、回收化工原料、回收日化原料、回收化妆品原料、回收塑料助剂、回收过期油墨、回收过期油漆、回收胶印油墨、回收树脂、回收聚氨酯黑白料、回收异氰酸酯、回收MDI、回收三氧化二锑、回收氧化锌、回收抗氧剂、回收钛白粉、回收船舶油漆、回收防污漆、回收荧光增白剂、回收二甲基硅油、回收二甲基亚砜、回收硫酸亚锡
- 主营：回收油漆、回收树脂、回收橡胶助剂、回收油漆厂原料、回收橡胶、回收香精、回收热熔胶
- 主营：回收钛白粉、回收硫酸铜、回收氯化亚锡、回收锌粉、回收油漆、回收石蜡、回收己内酰胺、回收水银、回收丙烯酸树脂、回收氧化锌、回收溶剂、回收硫酸亚锡、回收碳酸锂、回收碳酸钾、回收氢氧化锂、回收氢氧化钠、回收氢氧化钾、回收硼酸、回收硼砂、回收煤焦油、回收烧火油、回收环氧树脂、回收过期油漆、回收白砂糖、回收柠檬酸
- 主营：纤维素、异丙醇、乙二醇、回收减水剂、回收红糖、回收硅油、回收热熔胶、回收天然橡胶、回收三乙醇胺、回收羧甲基纤维素钠、回收化学试剂、抗氧剂、硝酸钾、柠檬酸、乳化剂、羟乙酯、废机油、环己烷、正己烷、硫酸铜、硫酸银、葡萄糖、二甲酯、羟丙酯、丙烯酸
- 主营：回收硅油、回收次磷酸钠、回收碳酸钾、回收减水剂、回收化学试剂、回收磷酸、回收葡萄糖、回收柠檬酸、回收溴化钾、回收草酸、回收白砂糖、回收红糖、回收麦芽糊精、回收硼酸、回收化工原料
- 主营：回收化工原料、回收减水剂、回收化学试剂、回收食品添加剂、回收化工溶剂、回收硅油、回收聚羧酸母液
- 主营：化工染料、化工废料、松香琥珀、回收底漆、回收橡胶、回收纯碱、回收甘油、回收油漆、明胶回收、回收清漆、回收染料、回收二乙胺、回收硫酸镍、回收抗氧剂、回收聚乙烯、回收油性漆、回收二苯基、合鞣剂回收、回收碘化钾、回收甘露醇、回收废油漆、回收化工原料、己内酰胺、防水涂料、食品添加剂
- 主营：akd蜡粉、聚乙烯、abs塑料、回收蜡粉、回收硅胶、废料回收、回收奶粉、回收油漆、回收颜料、回收汽车、回收家具漆、pmma颗粒、炭黑n330、ac发泡剂、染料颜料、cab纤维素、byk消泡剂、国产颜料、二手染料、二手化工、亚甲基二、还原艳绿、库存过期、收购钨酸钠、木质纤维素
- 主营：奶粉回收
- 主营：回收油漆、回收氯化亚锡、回收氧化锌、回收铜粉、回收白砂糖、回收氧化镨钕、回收钨酸钠、回收钼酸钠、回收石蜡
- 主营：回收镍、回收pe蜡、回收石墨、回收奶粉、回收废油、回收胶粉、回收水银、回收油漆、回收白砂糖、回收硫酸铵、回收氯化石蜡、回收树脂、回收氧化锌、回收硫酸亚锡、回收硫酸铜、回收氯化亚锡、回收钛白粉、回收氯化锂、回收钴酸锂
- 主营：热熔胶、抗氧剂、甘宝素、回收pvc、聚合mdi、330炭黑、高温漆、pom塑料、固化剂、akd蜡粉、原料药、二甲苯、溴化钠、硬脂酸、edta-edta、低密度、促进剂、流平剂、双氰胺、碘化钾、葡萄糖、钨酸钠、阿克苏DCP、无味DCP、异氰酸酯
- 主营：回收油漆、回收染料、回收树脂、回收机油、回收橡胶、回收助剂
- 主营：回收食品添加剂、回收船舶油漆、回收热熔胶、回收白砂糖、回收柠檬酸、防腐涂料
- 主营：回收石蜡、回收聚醚多元醇、回收聚氨酯树脂、回收醇酸树脂、回收环氧树脂、回收胶印油墨、回收热熔胶、回收聚乙烯醇