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CAS: 105-43-1
分子式: C6H12O2
分子量: 116.16
沸点: 196-198℃
熔点: -41-198℃
中文名称: 
3-甲基戊酸
英文名称: 
(±)-3-Methylvaleric acid
3-Methyl-n-pentanoic Acid
sec-Butylacetic Acid
(+/-)-3-Methylvaleric acid
Pentanoic acid,3-methyl-
3-Methylpentanoic acid
3-Methylvaleric acid
(±)-3-methyl-pentanoic acid
3-methyl-pentanoic acid
Valeric acid,3-methyl-
β-Methylvaleric acid
3-Methyl-n-valeric acid
3-methyl-Pentanoic acid
Pentanoic acid,3-methyl-,(±)-
3-methyl-pentanoic aci
Valeric acid,3-methyl(DL)
dl-2-methylvaleric acid
DL-3-Methylvaleriansαure
DL-3-Methylvaleric acid
3-Methylvaleriansαure(±)-
展开更多英文名
性质描述: 无色液体。凝固点-14.6℃,沸点197.8℃,63℃(0.133kPa),相对密度(0/4℃)0.944,折光率 1.4159。溶于乙醚、乙醇、水。
生产方法: 将200g氢氧化钾溶于200ml水,搅拌加热,滴加200g仲丁基丙二酸二乙酯,皂化反应放热,反应液平稳回流2h。然后用200ml水稀释,蒸出皂化生成的乙醇。剩余的反应产物冷却后加入320g浓硫酸和450ml水,回流3h。蒸出生成的有机酸,分馏提纯,得66-69g 3-甲基戊酸,收率62%-65%。
用途: 用于有机合成。
推荐供应商
货号品牌产品名称规格包装、参考价格详情
M813527MACKLIN3-甲基戊酸98%50元/1g;   121元/5g;   398元/25g;   1119元/100g;   展开
储存:室温,密封
状态:无色液体
折射率:n20/D 1.416(lit.)
M0569TCI3-Methylvaleric Acid>98.0%(GC)(T)520元/10G;   展开

基本信息

纯度/分析方法>98.0%(GC)(T)
分子式/分子量C6H12O2 = 116.16
外观与形状(20℃)液体
Reaxys-RN1720696
PubChem物质ID87572600
SDBS (AIST Spectral DB)10223
MDL编号MFCD00002729

技术规格

AppearanceColorless to Almost colorless clear liquid
Purity(GC)min. 98.0 %
Purity(Neutralization titration)min. 98.0 %

物性(参考值)

沸点197 ℃
闪点85 ℃
比重0.93
折射率1.42

安全信息

图形或危害标志
信号词危险
危险性说明H314 : 造成严重皮肤灼伤和眼损伤。
H227 : 可燃液体。
H290 : 可能腐蚀金属。
防范说明P501 : 将内装物/容器送到批准的废物处理厂处理。
P210 : 远离热源/火花/明火/热表面。禁止吸烟。
P234 : 只能在原容器中存放。
P264 : 作业后彻底清洗皮肤。
P280 : 戴防护手套/穿防护服/戴防护眼罩/戴防护面具。
P370 + P378 : 火灾时:使用干砂、干粉或抗醇泡沫灭火。
P390 : 吸收溢出物,防止材料损坏。
P303 + P361 + P353 : 如皮肤(或头发)沾染:立即脱掉所有沾污的衣物。用水清洗皮肤/淋浴。
P301 + P330 + P331 : 如误吞咽:漱口。不要诱导呕吐。
P363 : 沾染的衣服清洗后方可重新使用。
P304 + P340 + P310 : 如误吸入:将人转移到空气新鲜处,保持呼吸舒适体位。立即呼叫急救中心/医生。
P305 + P351 + P338 + P310 : 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。立即呼叫急救中心/医生。
P403 + P235 : 存放在通风良好的地方。保持低温。
P406 : 贮存于抗腐蚀/带抗腐蚀衬里的容器中。
P405 : 存放处须加锁。

运输信息

UN编号UN3265
类别8
包装类别 III
监管条件代码(*)
A18886Alfa Aesar3-Methylvaleric Acid99%757元/5g;   2470元/25g;   7850元/100g;   展开

基本信息

MDL
MFCD00002729

EINECS
203-297-7

分子式
C6H12O2

分子量
116.16

熔点
-42°

沸点
196-198°

闪点
85°(185°F)

密度
0.930

折射率
1.4160

形态
Liquid

Beilstein
1720696

GHS危害和防范说明

GHS符号

Hazard Statements
H227-H314-H318
Combustible liquid.Causes severe skin burns and eye damage.Causes serious eye damage.

Precautionary Statements
P280-P303+P361+P353-P305+P351+P338-P310
Wear protective gloves/protective clothing/eye protection/face protection.IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.Immediately call a POISON CENTER or doctor/physician.

安全信息

危险等级
8

包装组
III

危险类别
34
Causes burns.

安全等级
26-36/37/39-45
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.Wear suitable protective clothing, gloves and eye/face protection.In case of accident or if you feel unwell, seek medical advice immediately (show the label where possible).

欧盟危险品标志

TSCA

W343706Sigma-Aldrich3-Methylpentanoic Acid≥98%, FG404.65元/;   918.18元/25 G;   1571.86元/100 G;   7388.21元/1 KG;   展开

基本信息

线性分子式CH3CH2CH(CH3)CH2CO2H
分子量116.16
FEMA编号3437
Beilstein1720696
EC 号203-297-7
欧洲委员会编号10149
MDL编号MFCD00002729
PubChem化学物质编号24901705
Flavis编号8.056
NACRESNA.21

产品性质

质量水平400
生物来源synthetic
等级FG
Halal
Kosher
agencymeets purity specifications of JECFA
reg. complianceEU Regulation 1334/2008 & 178/2002
测定≥98%
折射率n20/D 1.416 (lit.)
bp196-198 ℃ (lit.)
密度0.93 g/mL at 25 ℃ (lit.)
application(s)flavors and fragrances
文件see Safety & Documentation for available documents
食品过敏原no known allergens
性状检查cheese; pungent; sour
SMILES stringCCC(C)CC(O)=O
InChI1S/C6H12O2/c1-3-5(2)4-6(7)8/h5H,3-4H2,1-2H3,(H,7,8)
InChI keyIGIDLTISMCAULB-UHFFFAOYSA-N

安全信息

象形图GHS05
警示用语:Danger
危险声明H314
预防措施声明P280 - P305 + P351 + P338 - P310
危险分类Skin Corr. 1B
储存分类代码8A - Combustible, corrosive hazardous materials
WGKWGK 3
闪点(F)185.0 °F - closed cup
闪点(C)85 ℃ - closed cup
个人防护装备Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
222453Sigma-Aldrich3-Methylvaleric Acid97% (GC)405.65元/5 G;   展开

产品说明

应用

3-Methylvaleric acid (3-Methylpentanoic acid) was used in the synthesis of 3-methyl-1-pentanol.

包装

5 g in glass bottle

基本信息

线性分子式CH3CH2CH(CH3)CH2CO2H
分子量116.16
Beilstein1720696
EC 号203-297-7
MDL编号MFCD00002729
PubChem化学物质编号24853332
NACRESNA.22

产品性质

质量水平100
测定97% (GC)
形式liquid
折射率n20/D 1.416 (lit.)
bp196-198 ℃ (lit.)
密度0.93 g/mL at 25 ℃ (lit.)
SMILES stringCCC(C)CC(O)=O
InChI1S/C6H12O2/c1-3-5(2)4-6(7)8/h5H,3-4H2,1-2H3,(H,7,8)
InChI keyIGIDLTISMCAULB-UHFFFAOYSA-N

安全信息

象形图GHS05
警示用语:Danger
危险声明H314
预防措施声明P280 - P305 + P351 + P338 - P310
危险分类Skin Corr. 1B
储存分类代码8A - Combustible, corrosive hazardous materials
WGKWGK 3
闪点(F)185.0 °F - closed cup
闪点(C)85 ℃ - closed cup
个人防护装备Faceshields, Gloves, Goggles, type ABEK (EN14387) respirator filter
002768Fluorochem3-Methylpentanoic Acid97%220元/1g;   462元/10g;   10054元/250g;   展开

基本信息

CAS Number105-43-1
MDL NumberMFCD00002729
Boiling Point197℃
Density0.93

安全信息

图形或危害标志
危险性说明 H314: Causes severe skin burns and eye damage.
防范说明 P260: Do not breathe .
P264: Wash hands thoroughly after handling.
P280: Wear .
P301 + P330 + P331: IF SWALLOWED: Rinse mouth. Do NOT induce vomiting.
P303 + P361 + P353: IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
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.
P310: Immediately call a POISON CENTER or doctor/physician.
P321: Specific treatment (see . on this label).
P363: Wash contaminated clothing before reuse.
P405: Store locked up.
P501: Dispose of contents/container to local regulations.
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