CAS 51019-43-3; (R)-(-)-o-acetylmandelic acid

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R837848

MACKLIN

(-)-O-乙酰基-D-扁桃酸

98 %

30元/5g; 56元/25g; 205元/100g; 920元/500g;

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储存：室温，干燥

A1453

TCI

(-)-O-Acetyl-D-mandelic Acid

>98.0%(GC)(T)

250元/5G; 1190元/25G;

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基本信息

纯度/分析方法	>98.0%(GC)(T)
分子式/分子量	C₁₀H₁₀O₄ = 194.19
外观与形状(20℃)	固体
储存在惰性气体下	存放于惰性气体之中
应避免的情况	湿气 (分解)
Reaxys-RN	2694110
PubChem物质ID	87562906
MDL编号	MFCD00004249

技术规格

Appearance	White to Almost white powder to crystal
Purity(GC)	min. 98.0 %
Purity(Neutralization titration)	min. 98.0 %
Melting point	98.0 to 102.0 ℃
Specific rotation [a]20/D	-151 to -155 deg(C=2, Aceton)
Solubility in Methanol	almost transparency

物性(参考值)

熔点	98 ℃
比旋光度 [α]D	-153° (C=2,Acetone)
溶解性(可溶于)	甲醇

安全信息

图形或危害标志
信号词	警告
危险性说明	H315 : 造成皮肤刺激。 H319 : 造成严重眼刺激。
防范说明	P264 : 作业后彻底清洗皮肤。 P280 : 戴防护手套/戴防护眼罩/戴防护面具。 P302 + P352 : 如皮肤沾染：用水充分清洗。 P337 + P313 : 如仍觉眼刺激：求医/就诊。 P305 + P351 + P338 : 如进入眼睛：用水小心冲洗几分钟。如戴隐形眼镜并可方便地取出，取出隐形眼镜。继续冲洗。 P362+P364 : 脱掉沾污的衣服，清洗后方可重新使用。 P332 + P313 : 如发生皮肤刺激：求医/就诊。

374349

J&K

(-)-O-Acetyl-D-mandelic Acid

99%

136元/1G; 208元/5G; 734元/25G;

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基本信息

分子式	C₁₀H₁₀O₄
分子量	194.19
熔点	97-99
比旋光度([α]20D)	-155° to -151° (C=2, Acetone)
MDL编码	MFCD00004249
Beilstein	2694110

安全信息

图形或危害标志
提示语	Warning
危险说明	H315 H319 H335
防范说明	P261 P302+P352 P305+P351+P338 P321 P405 P501A
WGK	3
TSCA	否

H56492

Alfa Aesar

(R)-(-)-O-Acetylmandelic acid

98%

484元/1g; 1863元/5g;

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应用
The (R)- and (S)-isomers are chiral derivatizing agents for NMR determination of enantiomeric purity of α-deuterated carboxylic acids, alcohols, and amines.

备注
Store in a cool dry place. Incompatible with oxidizing agents. Keep container tightly closed.

基本信息

MDL
MFCD00004249

分子式
C₁₀H₁₀O₄

分子量
194.19

熔点
97-99°

灵敏度
Ambient temperatures.

形态
Powder

溶解性
Soluble in methanol. (almost transparency)

Beilstein
2694110

GHS危害和防范说明

GHS符号

Hazard Statements
H315-H319-H335
Causes skin irritation.Causes serious eye irritation.May cause respiratory irritation.

Precautionary Statements
P261-P280a-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapours/spray.Wear protective gloves and eye/face protection.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
36/37/38
Irritating to eyes, respiratory system and skin.

安全等级
26-37-60
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.This material and its container must be disposed of as hazardous waste

TSCA
否

253030

Sigma-Aldrich

(R)-(-)-O-Acetylmandelic acid

99%, optical purity ee: 98% (GLC)

1411.09元/5 G;

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产品说明

一般描述

(R)- 和 (S)-异构体可作为手性衍生剂用于 α-氘化羧酸、醇和胺对映体纯度的核磁共振检测。

应用

(R)-(-)-O-Acetylmandelic acid may be used as a precursor to prepare a chiral diamine, which is an intermediate to prepare Utenone A. It may also be used to prepare ethyl (2′R)-2′-acetoxy-2′-phenylethanoate.

包装

5 g in glass bottle

基本信息

线性分子式	CH₃CO₂CH(C₆H₅)CO₂H
分子量	194.18
Beilstein	2694110
MDL编号	MFCD00004249
PubChem化学物质编号	24855256
NACRES	NA.22

产品性质

测定	99%
旋光性	[α]20/D −152.4°, c = 2 in acetone
光学纯度	ee: 98% (GLC)
mp	97-99 ℃ (lit.)
SMILES string	CC(=O)O[C@@H](C(O)=O)c1ccccc1
InChI	1S/C10H10O4/c1-7(11)14-9(10(12)13)8-5-3-2-4-6-8/h2-6,9H,1H3,(H,12,13)/t9-/m1/s1
InChI key	OBCUSTCTKLTMBX-SECBINFHSA-N

安全信息

储存分类代码	13 - Non Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)

094136

Fluorochem

(2R)-2-(Acetyloxy)-2-phenylacetic acid

99%

220元/1g; 242元/10g; 528元/25g; 1364元/100g;

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基本信息

CAS Number	51019-43-3
MDL Number	MFCD00004249
Melting Point	97-99℃

安全信息

图形或危害标志
危险性说明	H302: Harmful if swallowed. H315: Causes skin irritation. H319: Causes serious eye irritation. H332: Harmful if inhaled. H335: May cause respiratory irritation.
防范说明	P233: Keep container tightly closed. P260: Do not breathe . P261: Avoid breathing . P264: Wash hands thoroughly after handling. P270: Do not eat, drink or smoke when using this product. P271: Use only outdoors or in a well-ventilated area. P280: Wear . P301 + P312: IF SWALLOWED: Call a POISON CENTER or doctor/physician if you feel unwell. P302 + P352: IF ON SKIN: Wash with plenty of soap and water. P304: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing.. P304 + P340: IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P305 + P351 + P338: IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P312: Call a POISON CENTER or doctor/physician if you feel unwell. P321: Specific treatment (see relevant procedures. on this label). P330: Rinse mouth. P332 + P313: If skin irritation occurs: Get medical advice/ attention. P337 + P313: If eye irritation persists: Get medical advice/attention. P340: Remove victim to fresh air and keep at rest in a position comfortable for breathing. P362: Take off contaminated clothing and wash before reuse. P403: Store in a well-ventilated place. P403 + P233: Store in a well-ventilated place. Keep container tightly closed. P405: Store locked up. P501: Dispose of contents/container to in accordance with local regulation .