CAS 4026-18-0; (±)-α-Hydroxyisovaleric acid

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产品名称

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H863922

MACKLIN

2-羟基-3-甲基丁酸

≥98%

66元/1g; 304元/5g; 1493元/25g;

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储存：室温
状态：白色粉末或晶体

H793284

MACKLIN

2-羟基-3-甲基丁酸

10mM in DMSO

185元/1ml;

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储存：-20°C

H60872

Alfa Aesar

2-Hydroxy-3-methylbutyric acid

97%

1422元/1g;

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应用
2-Hydroxy-3-methylbutyric acid is employed as internal standard for analysis of ethylene glycol (EG) and γ-hydroxybutyrate (GHB) in whole blood.

备注
Keep container tightly sealed. Store in refrigerated conditions. Incompatible with oxidizing agents.

基本信息

MDL
MFCD00004242

EINECS
223-697-5

分子式
C₅H₁₀O₃

分子量
118.13

熔点
82-84°

灵敏度
Ambient temperatures.

形态
Solid

溶解性
Soluble in dimethyl sulfoxide and methanol.

Beilstein
1721138

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

219835

Sigma-Aldrich

2-Hydroxy-3-methylbutyric acid

99%

1651.82元/1 G;

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产品说明

一般描述

采用毛细管电泳法，以 2-羟丙基-β-环糊精为拆分剂，研究了 2-羟基-3-甲基丁酸的手性拆分。

应用

采用 2-羟基-3-甲基丁酸作为内标物分析乙二醇 (EG) 和 γ-全血中的羟基丁酸 (GHB) 。

包装

1 g in glass bottle

基本信息

线性分子式	(CH₃)₂CHCH(OH)CO₂H
分子量	118.13
EC 号	223-697-5
MDL编号	MFCD00004242
PubChem化学物质编号	24853147
NACRES	NA.22

产品性质

质量水平	200
测定	99%
mp	86-87 ℃ (lit.)
SMILES string	CC(C)C(O)C(O)=O
InChI	1S/C5H10O3/c1-3(2)4(6)5(7)8/h3-4,6H,1-2H3,(H,7,8)
InChI key	NGEWQZIDQIYUNV-UHFFFAOYSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H315 - H319 - H335
预防措施声明	P261 - P264 - P271 - P280 - P302 + P352 - P305 + P351 + P338
危险分类	Eye Irrit. 2 - Skin Irrit. 2 - STOT SE 3
靶器官	Respiratory system
储存分类代码	11 - Combustible Solids
WGK	WGK 3
个人防护装备	dust mask type N95 (US), Eyeshields, Gloves

336693

Fluorochem

2-Hydroxy-3-methylbutanoic acid

95%

682元/1g; 2376元/5g; 4290元/10g; 8558元/25g;

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基本信息

CAS Number	4026-18-0
MDL Number	MFCD00004242
Melting Point	86 - 87 ℃

安全信息

图形或危害标志
危险性说明	H315: Causes skin irritation. H319: Causes serious eye irritation. 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. P271: Use only outdoors or in a well-ventilated area. P280: Wear . 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). 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 .