Crotonic acid 更新时间：2021-05-21 15:55:12 常用名 巴豆酸 CAS号 3724-65-0 价钱 $10.0/1kg 纯度 99.0% 备货期 需询单 库存 询单 产物详情（用途，包装等） Tel/Wechat/WhatsApp+8619131911055 Wickr Me：Avril Product We can offer competitive prices and high quality products. We are a comprehensive chemical company specializing in fine chemicals. Packaging Products can be packaged according to customer requirements. Welcome to inquire. Terms of payment We accept many kinds of payment methods and we have a good credit guarantee. We provide professional logistics services, including export declaration, customs clearance and every detail of the shipping process. This allows us to provide you with a one-stop shop from order to product shipping to your hands. Q1: Can I take some samples? A: Yes, we can provide free samples, but the freight will be borne by the customer. • Question 2: How do I place an order or pay for it? Answer: Payment via wire transfer, Western Union, Alibaba Trade Guarantee, MoneyGram or PayPal Question3: what is your minimum order quantity? A: The minimum order quantity is 1kg. Any other small amount is acceptable as long as the customer pays the freight. Question 4: What about the lead time? A: Delivery time: about 3-5 days after confirmation of payment (except holidays) 更多 供应商信息 河北柏草生物科技有限公司 认证状态： 未认证供应商 电话： 86-19131911055 地址： xingtai hebei china 区域： 河北省 邢台市 桥东区 联系人： Avril Wu 联系人电话： 19131911055 邮件： wangfeng@hbbocao.com
CAS 3724-65-0
CAS 3724-65-0
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CAS号: 3724-65-0 英文名称: Crotonic acid 英文同义词: C01771;crotonic;FEMA 3908;Crotonsαure;CH3CH=CHCOOH;2-Butensαure;’rotonicacid;Crotonic acid;BUTENOIC ACID;a-butenoicacid 中文名称: 反式丁烯酸 中文同义词: 丁烯酸;巴豆油酸;反式丁烯酸;2-丁烯酸;反-2-丁烯酸 分子式: C4H6O2 分子量: 86.09 熔点 : 70-72 °C(lit.) 沸点 : 180-181 °C(lit.) 密度 : 1.027 g/mL at 25 °C(lit.) 蒸气密度: 2.97 (vs air) 蒸气压: 0.19 mm Hg ( 20 °C) 折射率 : 1.4210 (estimate) FEMA : 3908 | (E)-2-BUTENOIC ACID 闪点 : 190 °F 酸度系数(pKa): 4.80±0.10(Predicted) 水溶解性 : soluble CAS 数据库: 3724-65-0(CAS DataBase Reference) NIST化学物质信息: Crotonic acid(3724-65-0) EPA化学物质信息: Crotonic acid (3724-65-0) 危险品标志 : C 危险类别码 : 21/22-34 安全说明 : 26-36/37/39-45 危险品运输编号 : UN 2823 8/PG 3 WGK Germany : 3 RTECS号: GQ2900000 毒害物质数据: 3724-65-0(Hazardous Substances Data)