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CAS: 118-41-2
分子式: C10H12O5
分子量: 212.20
沸点: 225-227℃
熔点: 168-172℃
中文名称: 
3,4,5-三甲氧基苯甲酸
英文名称: 
Gallic acid trimethyl ether
3,4,5-Trimethoxy benzoic acid
3,4,5-trimethoxy-Benzoic acid
3,4,5-trimethoxybenzoic acid
3,4,5-trimethoxy-benzoic aci
Benzoic acid,3,4,5-trimethoxy-
性质描述: 水中结晶者为白色单斜结晶。熔点171-172℃,沸点225-227℃(1.33kPa),溶于乙醇、乙醚和氯仿,微溶于水。
生产方法: 没食子酸与硫酸二甲酯进行甲氧基化反应,生成3,4,5-三甲氧基苯甲酸,经中和、过滤、洗涤,得精品。
用途: 有机合成中间体。用于生产抗菌增效药甲氧苄啶、抗焦虑药三甲氧啉。
推荐供应商
货号品牌产品名称规格包装、参考价格详情
T797816MACKLIN3,4,5-三甲氧基苯甲酸10mM in DMSO186元/1ml;   展开
储存:-20°C
T819068MACKLIN3,4,5-三甲氧基苯甲酸99%65元/100g;   279元/500g;   1359元/2.5kg;   展开
储存:室温
状态:白色到灰白色粉末
T0705TCI3,4,5-Trimethoxybenzoic Acid>98.0%(GC)(T)135元/25G;   395元/100G;   890元/500G;   展开

基本信息

纯度/分析方法>98.0%(GC)(T)
分子式/分子量C10H12O5 = 212.20
外观与形状(20℃)固体
Reaxys-RN884655
PubChem物质ID87576572
SDBS (AIST Spectral DB)6709
MDL编号MFCD00002501

技术规格

AppearanceWhite to Orange to Green powder to crystal
Purity(GC)min. 98.0 %
Purity(Neutralization titration)min. 98.0 %
Melting point168.0 to 173.0 ℃

物性(参考值)

熔点170 ℃
沸点227 ℃/10 mmHg

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。
488231J&K3,4,5-Trimethoxybenzoic Acid99%103元/100G;   411元/500G;   展开

基本信息

分子式C10H12O5
分子量212.20
熔点168-171
沸点225-227
MDL编码MFCD00002501
Beilstein884655
EINECS 编号204-248-2

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
P305+P351+P338
WGK1
TSCA
A14274Alfa Aesar3,4,5-Trimethoxybenzoic Acid99+%627元/100g;   2465元/500g;   展开

应用
3,4,5-Trimethoxybenzoic acid is used as intermediates in medicine and organic synthesis. It acts as a metabolite of trimebutine. It is widely used in making dyes and inks, photographic developers and used as astringents in medically.

备注
Store away from oxidizing agents. Store in a cool, dry conditions in a well sealed container.

基本信息

MDL
MFCD00002501

EINECS
204-248-2

分子式
C10H12O5

分子量
212.20

熔点
168-171°

沸点
225-226°/10mm

灵敏度
Ambient temperatures.

形态
Crystalline powder

溶解性
Soluble in ethanol, ethyl ether and chloroform. Slightly soluble in water.

Beilstein
884655

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
In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.

TSCA

C13993Alfa Aesar3,4,5-Trimethoxybenzoic Acid99%342元/5g;   883元/100g;   3688元/500g;   展开

基本信息

Ref#
13993

MDL
2501

分子式
C10 H12 O5

分子量
212.2

T69000Sigma-Aldrich3,4,5-Trimethoxybenzoic AcidReagentPlus®, 99%142.81元/5 G;   526.98元/100 G;   展开

产品说明

包装

100 g in poly bottle
5 g in glass bottle

法律信息

ReagentPlus is a registered trademark of sigma-aldrich Co. LLC

基本信息

线性分子式(CH3O)3C6H2CO2H
分子量212.20
Beilstein884655
EC 号204-248-2
MDL编号MFCD00002501
PubChem化学物质编号24900412
NACRESNA.22

产品性质

产品线ReagentPlus®
质量水平100
测定99%
bp225-227 ℃/10 mmHg (lit.)
mp168-171 ℃ (lit.)
SMILES stringCOc1cc(cc(OC)c1OC)C(O)=O
InChI1S/C10H12O5/c1-13-7-4-6(10(11)12)5-8(14-2)9(7)15-3/h4-5H,1-3H3,(H,11,12)
InChI keySJSOFNCYXJUNBT-UHFFFAOYSA-N

安全信息

储存分类代码13 - Non Combustible Solids
WGKWGK 1
闪点(F)Not applicable
闪点(C)Not applicable
个人防护装备dust mask type N95 (US), Eyeshields, Gloves
210798Fluorochem3,4,5-Trimethoxybenzoic Acid95%330元/100g;   展开

基本信息

CAS Number118-41-2
MDL NumberMFCD00002501
Boiling Point227℃
Melting Point170℃

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 .
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