CAS 498-23-7; 甲基顺丁烯二酸; citraconic acid

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货号

品牌

产品名称

规格

包装、参考价格

C835468

MACKLIN

柠康酸

99%

75元/5g; 308元/25g; 833元/100g; 2399元/500g;

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储存：室温,密封,干燥
状态：白色到灰白色粉末或晶体或块状

C793549

MACKLIN

柠康酸

10mM in DMSO

184元/1ml; 620元/5ml;

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储存：-20°C
状态：液体

C0363

TCI

Citraconic Acid

>98.0%(GC)(T)

315元/25G; 785元/100G; 2650元/500G;

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基本信息

纯度/分析方法	>98.0%(GC)(T)
分子式/分子量	C₅H₆O₄ = 130.10
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 (吸湿)
Reaxys-RN	1722679
PubChem物质ID	87565495
SDBS (AIST Spectral DB)	4153
Merck Index (14)	2321
MDL编号	MFCD00078086

技术规格

Appearance	White to Almost white powder to crystaline
Purity(GC)	min. 98.0 %
Purity(Neutralization titration)	min. 98.0 %

物性(参考值)

熔点	87 ℃(dec.)
水溶性	完全溶解
溶解性(易溶于)	醇,乙醚
溶解性(微溶于)	氯仿
溶解性(不溶于)	苯

安全信息

图形或危害标志
信号词	警告
危险性说明	H302 : 吞咽有害。
防范说明	P501 : 将内装物/容器送到批准的废物处理厂处理。 P270 : 使用本产品时不要进食、饮水或吸烟。 P264 : 作业后彻底清洗皮肤。 P301 + P312 + P330 : 如误吞咽：如感觉不适，呼叫急救中心/医生。漱口。

相关法规

RTECS#

GE6650000

417050

J&K

Citraconic Acid

99%

73元/5G;

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基本信息

分子式	C₅H₆O₄
分子量	130.10
熔点	88-92
密度	1.62
MDL编码	MFCD00078086
Beilstein	1722679
Merck	14,2321
EINECS 编号	207-858-7

安全信息

图形或危害标志
提示语	Warning
危险说明	H302 H315 H319 H335
防范说明	P261 P280 P301+P312 P302+P352 P305+P351+P338
RTECS	GE6650000
TSCA	否

L04178

Alfa Aesar

Citraconic Acid

98+%

577元/10g; 2491元/50g;

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应用
Citraconic acid is an important raw material and intermediate used in organic synthesis, pharmaceuticals, agrochemicals and dyestuff fields.

备注
Keep container tightly sealed. Store in cool, dry conditions in well sealed containers. Incompatible with oxidizing agents. It is hygroscopic in nature.

基本信息

MDL
MFCD00078086

EINECS
207-858-7

分子式
C₅H₆O₄

分子量
130.10

熔点
88-91°

密度
1.620

灵敏度
Hygroscopic. Ambient temperatures.

溶解性
Soluble in water.

Beilstein
1722679

Merck
14,2321

GHS危害和防范说明

GHS符号

Hazard Statements
H301
Toxic if swallowed.

Precautionary Statements
P264-P270-P301+P310a-P321-P405-P501a
Wash thoroughly after handling.Do not eat, drink or smoke when using this product.Do not eat, drink or smoke when using this product.Specific treatment (see label).Store locked up.Dispose of contents/container in accordance with local/regional/national/international regulations.

安全信息

危险类别
22
Harmful if swallowed.

安全等级
36
Wear suitable protective clothing.

欧盟危险品标志

RTECS
GE6650000

TSCA
否

C82604

Sigma-Aldrich

Citraconic Acid

98%

511.91元/5 G; 1092.46元/100 G;

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产品说明

包装

5, 100 g in poly bottle

其他说明

斯克里普斯代谢组学和质谱技术中心独立生成的串联质谱数据可在PDF C82604.pdf 中查看或下载。斯克里普斯代谢物组学和质谱技术中心的METLIN代谢物数据库中有测试代谢物。要了解更多信息，请访问sigma.com/metlin。
斯克里普斯代谢组学和质谱技术中心独立生成的串联质谱数据可在PDF C82604.pdf 中查看或下载。斯克里普斯代谢物组学和质谱技术中心的METLIN代谢物数据库中有测试代谢物。要了解更多信息，请访问sigma.com/metlin。

基本信息

线性分子式	CH₃C(CO₂H)=CHCO₂H
分子量	130.10
Beilstein	1722679
EC 号	207-858-7
MDL编号	MFCD00078086
PubChem化学物质编号	24893036
NACRES	NA.22

产品性质

质量水平	200
测定	98%
mp	88-94 ℃ (lit.)
SMILES string	C\C(=C\C(O)=O)C(O)=O
InChI	1S/C5H6O4/c1-3(5(8)9)2-4(6)7/h2H,1H3,(H,6,7)(H,8,9)/b3-2-
InChI key	HNEGQIOMVPPMNR-IHWYPQMZSA-N

安全信息

象形图
警示用语：	Warning
危险声明	H302
危险分类	Acute Tox. 4 Oral
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	dust mask type N95 (US), Eyeshields, Gloves

218225

Fluorochem

2-Methylmaleic acid

95%

220元/100g;

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基本信息

CAS Number	498-23-7
MDL Number	MFCD00078086
Melting Point	87℃

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. 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: . 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 . 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 local regulations.