CAS 492-86-4 MFCD00042724-4-Chloromandelic Acid 对氯扁桃酸 -LabNovo

4-Chloromandelic Acid 对氯扁桃酸

CAS 492-86-4 MFCD00042724

化学结构图

SMILES: O=C(O)C(O)c1ccc(Cl)cc1

化学属性

Mol. Formula	C8
Mol. Weight	187
Density	1.422
Melting Point	115-120
TSCA	Yes
Appearance	白色或浅黄色针状结晶。熔点119-122℃。易溶于醇、醚和热苯，尚溶于水，微溶于苯和二硫化碳。

别名和识别编码

Chemical Name	4-Chloromandelic Acid
MDL Number	MFCD00042724
CAS Number	492-86-4
EC Number	207-764-6
Beilstein Registry Number	1567759
Synonym	(4-CHLOROPHENYL)(HYDROXY)ACETIC ACID (p-Chlorophenyl)hydroxyacetic acid (±)-(p-Chlorophenyl)glycolic acid 2-(4-chlorophenyl)-2-hydroxyacetic acid 2-(4-氯苯基)-2-羟基乙酸 2-羟基-2-对氯苯基乙酸 4-CHLORO-ALPHA-HYDROXYPHENYLACETIC ACID 4-CHLORO-DL-MANDELIC ACID 4-CHLORO-DL-MANDELIC ACID 98+% 4-CHLOROMANDELIC ACID 4-Chloro-a-hydroxyphenylacetic acid 4-Chloro-alpha-hydroxyphenylacetic acid 4-Chloro-hydroxyphenylaceticacid 4-Chloromandelic acid 4-Chloromandelic acid, Pract. 4-Chloromandelicacid,98% 4-chloro-alpha-hydroxy-benzeneaceticaci 4-chloro-à-hydroxyphenylacetic acid 4-氯-α-羟基苯乙酸 4-氯-DL-扁桃酸 4-氯-α-羟基苯乙酸 4-氯扁桃酸 4-氯苯乙醇酸 Chloromandelicacid D,L-HYDROXY-(4-CHLOROPHENYL)ACETIC ACID D/L-4'-CHLOROMANDELIC ACID DL-(p-Chlorophenyl)glycolic acid DL-P-CHLORO MANDELIC ACID P-CHLORO-DL-MANDELIC ACID P-CHLOROMANDELIC ACID PARA-CHLOROMANDELICACID TIMTEC-BB SBB008325 p-Chloromandelic acid; DL-4-Chloro mandelic acid; 4-Chloro-alpha-hydroxyphenylacetic acid p-chloro-phenylglycollicacid rac-(R*)-4-Chlorobenzeneglycolic acid 对氯扁桃酸对氯苦杏仁酸对氯苯乙醇酸对氯苯羟乙酸
PubChem Substance ID	329793316
Chemical Name Translation	对氯扁桃酸
Reaxys-RN	1567759
InChIKey	BWSFWXSSALIZAU-UHFFFAOYSA-N
LabNetwork Molecule ID	LN00221908

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安全信息

Signal word Warning

GHS Symbol

WGK Germany3

Safety Statements

S22 Do not breathe dust 不要吸入粉尘；
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；
S36/37/39 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；
S37 Wear suitable gloves 戴适当手套；
S37/39 Wear suitable gloves and eye/face protection 穿戴适当的手套和眼睛/面保护；

Risk Statements

R22 Harmful if swallowed 吞咽有害
R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Precautionary statements

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。
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
P302+P350
P302+P352
P305+P351+P338
P305+P351+P338+P337+P313
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

Personal Protective Equipment Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter

Hazard statements

H315 Causes skin irritation 会刺激皮肤

Hazard Codes Xi Xn

其他信息

MSDS 信息:4-Chloro-alpha-hydroxyphenylacetic acid(492-86-4).msds
TCI Shanghai:4-氯扁桃酸 4-Chloro-DL-mandelic Acid,>;98.0%(T)(7138-34-3)
用途一:用作医药中间体
对氯扁桃酸价格(试剂级):更新日期产品编号产品名称包装价格 2010/06/21 386750250 对氯扁桃酸 4-Chloromandelic acid 95% 25 GR 2875元 2010/06/21 386751000 对氯扁桃酸 4-Chloromandelic acid 95% 100 GR 8536元 2010/05/25 B24264 4-氯扁桃酸, 98% 4-Chloromandelic acid, 98% 5g 458元
Alfa Aesar:4-氯扁桃酸,98% 4-Chloromandelic acid, 98%(492-86-4)
Sigma Aldrich:492-86-4(sigmaaldrich)
4-氯扁桃酸价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 C0193 4-氯-DL-扁桃酸 4-Chloro-DL-mandelic Acid 5G 1420元 2014/06/02 C0193 4-氯-DL-扁桃酸 4-Chloro-DL-mandelic Acid 25G 4110元
Hazard Note:Irritant
MOL 文件:7138-34-3.mol
方法一:由氯苯与乙酐反应制得对氯苯乙酮，再经溴化、水解、酸化而得。将氯苯、二硫化碳、无水三氯化铝混合后，在搅拌下滴加乙酐，回流2h，回收二硫化碳，倒入冰冷的稀盐酸中提取苯层。依次用水、10%氢氧化钠水洗，干燥，减压蒸馏得4-氯苯乙酮。然后在36-40℃滴加溴素，再经水洗、亚硫酸氢钠洗，水洗后放置得4-ω,ω'-二溴苯乙酮结晶。加氢氧化钠液水解，最后用盐酸中和至强酸性，经乙醚提取、干燥，以苯结晶即得成品。
Acros Organics:4-氯-α-羟基苯乙酸 4-Chloromandelic acid, 95%(492-86-4)
图谱信息:4-氯扁桃酸(7138-34-3)红外图谱(IR1) 4-氯扁桃酸(7138-34-3)质谱(MS) 4-氯扁桃酸(7138-34-3)核磁图( 1 HNMR)
MOL 文件:492-86-4.mol
上游原料:亚硫酸氢钠 --> 二硫化碳 --> 稀盐酸 --> 对氯苯乙酮 --> 1,4-二溴苯
图谱信息:对氯扁桃酸(492-86-4)红外图谱(IR1) 对氯扁桃酸(492-86-4)红外图谱(IR2)