CAS 528-44-9 MFCD00002470-1,2,4-Benzenetricarboxylic acid 偏苯三甲酸 TAO{mole}

1,2,4-Benzenetricarboxylic acid 偏苯三甲酸

CAS 528-44-9 MFCD00002470

化学结构图

SMILES: OC(=O)C1C=CC(=CC=1C(O)=O)C(O)=O

化学属性

Mol. Formula	C9H6O6
Mol. Weight	210.14
Melting Point	229-231 °C
TSCA	Yes
Solubility	2.1 G/100 ML (25 ºC)
Density	1.654
Appearance	白色结晶。熔点229-230℃（238℃）。易溶于乙醇和二甲基甲酰胺，溶于丙酮，略溶于水和乙酸乙酯，几乎不溶于苯、氯仿和二硫化碳。
Boiling Point	309.65 °C at 760 mmHg

别名和识别编码

Chemical Name	1,2,4-Benzenetricarboxylic acid
Synonym	Benzene-1,2,4-tricarboxylic acid {LY} Benzene-1,2,4-tricarboxylic acid {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} { {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Benzene-1,2,4-tricarboxylic acid {} {} {} {} {} {} {} {} {} {} {} {} {}
MDL Number	MFCD00002470
CAS Number	528-44-9
PubChem Substance ID	87563253
Beilstein Registry Number	2214815
EC Number	208-432-3
Merck Number	9702
Reaxys-RN	2214815
Chemical Name Translation	偏苯三甲酸
Wiswesser Line Notation	QVR BVQ DVQ
LabNetwork Molecule ID	LN00222218
Canonical SMILES	O=C(C1=CC=C(C(O)=O)C=C1C(O)=O)O

信息真实价格透明资金保障专业采购外包团队在线服务

品牌质保精细包装现货库存一流品牌服务

产品应用

制备偏苯三甲酸酐、偏苯三甲酸酯，用于树脂、增塑剂、染料、胶粘剂等方面。

安全信息

WGK Germany2

GHS Symbol

Precautionary statements

P261 Avoid breathing dust/fume/gas/mist/vapours/spray. 避免吸入粉尘/烟/气体/烟雾/蒸汽/喷雾。
P264 Wash hands thoroughly after handling. 处理后要彻底洗净双手。
P280 Wear protective gloves/protective clothing/eye protection/face protection. 戴防护手套/防护服/眼睛的保护物/面部保护物。
P302+P352+P332+P313+P362+P364
P305+P351+P338
P305+P351+P338+P337+P313
P312 Call a POISON CENTER or doctor/physician if you feel unwell. 如果你感觉不适，呼叫解毒中心或医生/医师。
P332+P313
P362 Take off contaminated clothing and wash before reuse. 脱掉污染的衣服，清洗后方可重新使用

Hazard statements

H303 May be harmfully swallowed 吞食可能有害
H315 Causes skin irritation 会刺激皮肤
H319 Causes serious eye irritation 严重刺激眼睛
H335 May cause respiratory irritation 可能导致呼吸道刺激

RTECSDC1980000

Personal Protective Equipment dust mask type N95 (US), Eyeshields, Gloves

Signal word Warning

Safety Statements

S26 In case of contact with eyes, rinse immediately with plenty of water and seek medical advice 眼睛接触后，立即用大量水冲洗并征求医生意见；
S36 Wear suitable protective clothing 穿戴适当的防护服；
S37 Wear suitable gloves 戴适当手套；

Risk Statements

R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性

Hazard Codes Xi

TYPE OF TEST            : LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - mouse
DOSE/DURATION           : 2500 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   GTPZAB Gigiena Truda i Professional'nye Zabolevaniya.  Labor Hygiene and
   Occupational Diseases. (V/O Mezhdunarodnaya Kniga, 113095 Moscow, USSR)
   V.1-36, 1957-1992. For publisher information, see MTPEEI
   Volume(issue)/page/year: 18(7),57,1974

Storage condition Store at room temperature {LY} Store at room temperature {} {LY} Store at room temperature {} {} {LY} Store at room temperature {} {} {} {LY} Store at room temperature {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} Store at room temperature {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}

其他信息

下游产品:液晶环氧树脂
方法一:以偏三甲苯（1,2,4-三甲苯）为原料，经硝酸氧化或高锰酸钾氧化或液相空气氧化而得。1.硝酸氧化法第一步氧化：偏三甲苯与硝酸的摩尔比为1：2.16，硝酸浓度为17%，反应温度200℃，反应压力约3.9MPa以下。第二步氧化：偏三甲苯与硝酸的摩尔比为1：4.5，硝酸浓度为50%，反应温度180℃，反应压力约3.9MPa以下。反应所得偏苯三酸母液经冷却、结晶、离心、洗涤干燥成品。收率55%以上。2.高锰酸钾氧化法以纯度为95%的偏三甲苯为原料，在20-30倍水存在下，于90-95℃温度下用高锰酸钾氧化，所得产物经酸化、重结晶、烘干，得白色针状结晶。
图谱信息:1,2,4-苯三甲酸(528-44-9)核磁图( 1 HNMR) 1,2,4-苯三甲酸(528-44-9)质谱(MS) 1,2,4-苯三甲酸(528-44-9)红外图谱(IR2) 1,2,4-苯三甲酸(528-44-9)红外图谱(IR1) 1,2,4-苯三甲酸(528-44-9)核磁图( 13 CNMR)
上游原料:乙醇 --> 氢氧化钠 --> 盐酸 --> 硫酸 --> 甲苯 --> 亚硝酸钠 --> 氯化亚锡 --> 氰化亚铜 --> 1,2,4-三甲基苯 --> 4-硝基邻苯二甲酸 --> 三酸
用途一:制备偏苯三甲酸酐、偏苯三甲酸酯，用于树脂、增塑剂、染料、胶粘剂等方面。
1,2,4-苯三甲酸价格(试剂级):更新日期产品编号产品名称包装价格 2014/06/02 B0042 偏苯三酸 Trimellitic Acid 25G 374元 2014/06/02 B0042 偏苯三酸 Trimellitic Acid 500G 3010元 2010/06/21 349030050 1,2,4-苯三甲酸 1,2,4-Benzenetricarboxylic acid 98% 5 GR 461元
MOL 文件:528-44-9.mol
Hazard Note:Irritant
易溶于乙醇和二甲基甲酰胺，溶于丙酮，略溶于水和乙酸乙酯，几乎不溶于苯、氯仿和二硫化碳。
Alfa Aesar:1，2，4-苯三甲酸,98% 1,2,4-Benzenetricarboxylic acid, 98%(528-44-9)
TCI Shanghai:1,2,4-苯三羧酸 Trimellitic Acid,>;98.0%(LC)(T)(528-44-9)
Sigma Aldrich:528-44-9(sigmaaldrich)
Acros Organics:1,2,4-Benzenetricarboxylic acid, 99+%(528-44-9)