Benzaldehyde Dimethyl Acetal 苯甲醛二甲缩醛
CAS 1125-88-8 MFCD00008491
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
- {Chemicalbook} 食品添加剂: 食用香料(增香剂): 天然等同香料和人造香
- {SNA} Acetals/Ketals/Ortho Esters, Building Blocks, Chemical Synthesis, Organic Building Blocks, Oxygen Compounds
- {SA} Acetals/Ketals/Ortho Esters, Building Blocks, Chemical Synthesis, Organic Building Blocks, Oxygen Compounds
- {SNA} A-B, A-D, Alphabetical Listings,
产品应用
- 用于合成硒羰基化合物的试剂
相关文献及参考
- Beilstein:7,209
- Forms benzylidene derivatives with 1,2 and 1,3-diols, including carbohydrates, by acetal exchange: Carbohydr. Res., 21, 473 (1972); 44, 227 (1975); 137, 282 (1985); Chem. Lett., 335 (1989); J. Chem. Soc., Chem. Commun., 1304 (1992). The group can be cleaved by a variety of methods, including acid hydrolysis and catalytic hydrogenolysis.
安全信息
GHS Symbol
- S24/25 Avoid contact with skin and eyes 避免皮肤和眼睛接触;
- S23 Do not breathe gas/fumes/vapour/spray (appropriate wording to be specified by the manufacturer) 不要吸入气体/烟雾/蒸汽/喷雾;
- S36 Wear suitable protective clothing 穿戴适当的防护服;
- 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;
- S36/37/39 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;
- R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
- R22 Harmful if swallowed 吞咽有害
- P210 Keep away from heat/sparks/open flames/hot surfaces. — No smoking. 远离热源/火花/明火/热的表面。——禁止吸烟。
- 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。
- P270 Do not eat, drink or smoke when using this product. 使用本产品时不要吃东西,喝水或吸烟。
- P271 Use only outdoors or in a well-ventilated area.? 只能在室外或通风良好的地方使用。
- 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。
- P301+P312
- P301+P312+P330
- P302+P352
- P304+P340
- 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。
- P321 Specific treatment (see … on this label). 具体治疗(见本标签上的)。
- P330 Rinse mouth. 漱口
- P332+P313
- P337+P313
- P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服,清洗后方可重新使用
- P370+P378
- P403+P233
- P403+P235
- P405 Store locked up. 上锁保管。
- P501 Dispose of contents/container to..… 处理内容物/容器.....
- H227 Combustible liquid 可燃液体
- H302 Harmful if swallowed 吞食有害
- 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
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Oral SPECIES OBSERVED : Rodent - rat DOSE/DURATION : 1220 mg/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,711,1979
TYPE OF TEST : LD50 - Lethal dose, 50 percent kill ROUTE OF EXPOSURE : Administration onto the skin SPECIES OBSERVED : Rodent - rabbit DOSE/DURATION : >5 gm/kg TOXIC EFFECTS : Details of toxic effects not reported other than lethal dose value REFERENCE : FCTXAV Food and Cosmetics Toxicology. (London, UK) V.1-19, 1963-81. For publisher information, see FCTOD7. Volume(issue)/page/year: 17,711,1979
其他信息
- MOL 文件:1125-88-8.mol
- TCI Shanghai:苯甲醛二甲缩醛 Benzaldehyde Dimethyl Acetal,>;98.0%(GC)(1125-88-8)
- 图谱信息:苯甲醛二甲缩醛(1125-88-8)红外图谱(IR1) 苯甲醛二甲缩醛(1125-88-8)质谱(MS) 苯甲醛二甲缩醛(1125-88-8)核磁图( 13 CNMR) 苯甲醛二甲缩醛(1125-88-8)核磁图( 1 HNMR)
- 方法一:由苯甲醛与甲醇在酸催化剂存在下进行羟醛脱水缩合得到缩醛。
- MSDS 信息:Benzaldehyde dimethyl acetal(1125-88-8).msds
- 使用限量:适量为限(FDA,§172.515,2001)。 FEMA(mg/kg):无醇饮料26;冷饮22;糖果56;焙烤制品45;布丁、凝胶50;含醇饮料60。
- FEMA:2128
- F:10-21
- Sigma Aldrich:1125-88-8(sigmaaldrich)
- 用途一:苯甲醛二甲缩醛(1125-88-8)是食用香料和日化香精的原料。食用香料的含酒精饮料用量60mg/kg;一般食用最终用量为22~56mg/kg。
- 海关编码:29110000
- 存在于马铃薯中。酸性条件下易水解生成苯甲醛,但不受碱性环境影响。对氧化剂或还原剂稳定,因此它是保存苯甲醛的重要形式(苯甲醛易被空气氧化,若制成缩醛便于保存)。
- 参考质量标准:FAO/WHO,2001 含量(GT-10-4) ≥96% 酸值(OT-4) ≤1.0 折射率(n D 20 ) 1.488~1.496 相对密度(d 25 25 ) 1.007~1.020
- 外观:无色透明液体,有近似杏仁香味。
- 苯甲醛二甲缩醛价格(试剂级):更新日期 产品编号 产品名称 包装 价格 2014/06/02 B1197 苯甲醛二甲缩醛 Benzaldehyde Dimethyl Acetal 25ML 142元 2014/06/02 B1197 苯甲醛二甲缩醛 Benzaldehyde Dimethyl Acetal 500ML 1230元 2010/06/21 209791000 苯甲醛二甲缩醛 Benzaldehyde dimethyl acetal 98% 100 ML 406元
- 化学特性:苯甲醛二甲缩醛(1125-88-8)存在于马铃薯中。酸性条件下易水解生成苯甲醛,但不受碱性环境影响。对氧化剂或还原剂稳定,稳定性比苯甲醛好。
- Acros Organics:苯甲醛二甲缩醛 Benzaldehyde dimethyl acetal, 99+%(1125-88-8)
- 毒性:GRAS(FEMA)。
- 敏感性:Moisture Sensitive
- Alfa Aesar:苯甲醛二甲基缩醛,98% Benzaldehyde dimethyl acetal, 99%(1125-88-8)