Methyl 4-hydroxybenzoate 4-羟基苯甲酸甲酯
CAS 99-76-3 MFCD00002352
信息真实价格透明
资金保障
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信息真实价格透明
资金保障
专业采购外包团队在线服务
品牌质保精细包装
现货库存
一流品牌服务
分类
- Allergens, Analytical Standards, Analytical/Chromatography, Chromatography, Cosmetic Standards, E numbers (Food Additives), E200–E299 (preservatives), E218, Food & Beverage Standards, Parabens, Pharmaceutical Secondary Standards,
- {SNA} Analytical Standards, EP Standards, EP Standards L - M, Pharmacopeia & Metrological Institutes Standards, 分析/色谱
- {SNA} Alphabetical Listings, Flavors and Fragrances, Follows IFRA Guidelines, I-N, Kosher Certified Products, M-N
- {SNA} Core Bioreagents, Enzyme Inhibitors, Research Essentials
- {SNA} Bioactive Small Molecule Alphabetical Index, M,
产品应用
- 防腐杀菌剂。
- 昆虫细胞培养级用于研究类固醇激素,如类固酮(testerone)的生物合成。
相关文献及参考
- Merck: 14,6107
- Merck: 14,6107 Beilstein: 10,IV,360
- [1]. Soni MG, et al. Evaluation of the health aspects of methyl paraben: a review of the published literature. Food Chem Toxicol. 2002 Oct;40(10):1335-73.
安全信息
GHS Symbol
- H315 Causes skin irritation 会刺激皮肤
- H319 Causes serious eye irritation 严重刺激眼睛
- H335 May cause respiratory irritation 可能导致呼吸道刺激
- H412 Harmfutoaquaticlifewithlonglastingeffects 对水生生物有害并具有长期影响。
- H303 May be harmfully swallowed 吞食可能有害
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
- P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
- P272 Contaminated work clothing should not be allowed out of the workplace. 污染的工作服不得带出工作场所。
- P273 Avoid release to the environment. 避免释放到环境中。
- P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
- P302+P350
- P302+P352+P333+P313+P362+P364
- P305+P351+P338
- P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适,呼叫解毒中心或医生/医师。
- P333+P313
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
- S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后,立即用大量水冲洗并征求医生意见;
- S36 Wear suitable protective clothing 穿戴适当的防护服;
- S36/37 Wear suitable protective clothing and gloves 穿戴适当的防护服和手套;
- S36/37/39 Wear suitable protective clothing, gloves and eye/face protection 穿戴适当的防护服、手套和眼睛/面保护;
- S39 Wear eye/face protection 戴眼睛/面孔保护装置;
- R36 Irritating to eyes 刺激眼睛
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R68 Possible risk of irreversible effects 可能有不可挽回的作用的危险
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Subcutaneous SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 1200 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 128,135,1960
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - guinea pig DOSE/DURATION : 3 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FAONAU FAO Nutrition Meetings Report Series. (Rome, Italy) No.?-57, 1948-77. Discontinued. Volume(issue)/page/year: 53A,81,1974
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Intraperitoneal SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : 960 mg/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - somnolence (general depressed activity) Behavioral - ataxia REFERENCE : JAPMA8 Journal of the American Pharmaceutical Association, Scientific
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - mouse DOSE/DURATION : >8 gm/kg TOXIC EFFECTS : Peripheral Nerve and Sensation - flaccid paralysis without anesthesia (usually neuromuscular blockage) Behavioral - ataxia REFERENCE : JAPMA8 Journal of the American Pharmaceutical Association, Scientific Edition. (Washington, DC) V.29-49, 1940-60. For publisher information, see JPMSAE. Volume(issue)/page/year: 45,260,1956
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TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Fibroblast DOSE/DURATION : 500 mg/L REFERENCE : ESKHA5 Eisei Shikenjo Hokoku. Bulletin of the Institute of Hygienic Sciences. (Kokuritsu Eisei Shikenjo Kagaku, 18-1 Bushitsu Johobu, Setagaya-ku, Tokyo 158, Japan) V.1- 1886- Volume(issue)/page/year: (96),55,1978
TYPE OF TEST : Cytogenetic analysis TEST SYSTEM : Rodent - hamster Lung DOSE/DURATION : 125 mg/L/27H REFERENCE : MUREAV Mutation Research. (Elsevier Science Pub. B.V., POB 211, 1000 AE Amsterdam, Netherlands) V.1- 1964- Volume(issue)/page/year: 66,277,1979
其他信息
- Sigma Aldrich:99-76-3(sigmaaldrich)
- 参考质量标准:FAO/WHO,1998 含量(以干基计) ≥99.0% 干燥失重(硅胶上5h) ≤0.5% 硫酸盐灰分(GT-5;试样2.0g) ≤0.05% 酸度试验 阴性 对羟基苯甲酸及水杨酸试验 阴性 铅(原子吸收法) ≤2mg/kg
- 毒性分级:中毒
- FEMA:2710
- MSDS 信息:对羟基苯甲酸甲酯(99-76-3).msds
- TCI Shanghai:4-羟基苯甲酸甲酯 Methyl 4-Hydroxybenzoate,>;99.0
- 使用限量:FAO/WHO(1984);果酱、果冻,1000mg/kg(单用或与苯甲酸盐类、山梨酸及山梨酸钾合用量)。 EEC(1990,mg/kg):准用于色素溶液、增香糖浆、咖啡抽提液、冷冻饮料、水果攀、葡萄糖和软饮料、腌渍鱼、沙拉、沙司、小吃食品、浓缩汤等,以GMP为限;啤酒70;小吃谷物和汤料浓缩物175,余同“07018对羟基苯甲酸丙酯”。 HACSG列为限用名单。 FDA,§184.1490(2000):0.1%。
- 灭火剂:水, 二氧化碳, 干粉, 砂土
- 海关编码:29182930
- 急性毒性:腹腔-小鼠 LD50: 960 毫克/公斤
- 方法二:由对羟基苯甲酸与甲醇酯化而得。将对羟基苯甲酸加入过量的甲醇中溶解,搅拌下缓缓加入浓硫酸。加热回流10h后倒入水中析出结晶,经水洗、碳酸钠溶液洗、水洗,得粗品。用水或25%乙醇重结晶而得成品。收率为85%。原料消耗(kg/t)对羟基苯甲酸 1200甲醇 1000
- 图谱信息:尼泊金甲酯(99-76-3)红外图谱(IR2) 尼泊金甲酯(99-76-3)核磁图( 1 HNMR) 尼泊金甲酯(99-76-3)质谱(MS) 尼泊金甲酯(99-76-3)Raman光谱 尼泊金甲酯(99-76-3)红外图谱(IR1) 尼泊金甲酯(99-76-
- 无气味或微有刺激性焦灼味。溶于醇、醚和丙酮,微溶于苯和四氯化
- Alfa Aesar:4-羟基-苯甲酸甲酯,99% Methyl 4-hydroxybenzoate, 99%(99-76-3)
- {Chemical
- MOL 文件:99-76-3.mol
- 尼泊金甲酯价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2011/08/23 30119426 对羟基苯甲酸甲酯 100g 31.8元 2011/08/23 xp400099 对羟基苯甲酸甲酯 5g 41.7元 2011/08/23 30119470 对羟基苯甲酸甲酯 1kg 95元
- 凝固点:131℃
- 用途二:用作防腐剂,也用于医药及有机合成
- 外观性质:无色结晶或白色结晶性粉末, 无气味或微有刺激性气味。
- 类别:有毒物质
- 用途一:用作食品、化妆品及医药防霉剂
- 含量分析:方法一按“对羟基苯甲酸丁酯(07002)”中含量分析方法测定。每mL Imol/L氢氧化钠相当于本品(C8H8O3)152.2mg。 方法二 取预先在硅胶上干燥5h后的试样0.1g(准确至lmg),移入300ml具玻塞烧瓶。加lmol/L氢氧化钠10ml,在水浴上加热15min。冷却后,加0.1mol/L溴酸钾50.00ml、溴化钾5.0g和lmol/L盐酸30ml。密塞后于暗室内放置15min。加碘化钾1g,剧烈摇动烧瓶,用0.1mol/L硫代硫酸钠滴定,用淀粉试液(TS-235)作为指示剂。每ml0.1mol/L溴酸钾相当于本品(C8H8O3)25.36mg。
- Acros Organics:4
- 用途三:防腐剂;抗微生物剂。
- 下游产品:3-氰基-4-羟基苯甲酸 --> 溶致液晶高分子聚苯并[口恶]唑 --> 4-(2-吗啉-4-基-乙氧基)苯甲酸 --> 4-异丙氧苯甲酸