CAS 126-30-7 MFCD00004685-Neopentyl glycol 新戊二醇 TAO{mole}

Neopentyl glycol 新戊二醇

CAS 126-30-7 MFCD00004685

化学结构图

SMILES: CC(C)(CO)CO

化学属性

Mol. Formula	C5H12O2
Mol. Weight	104.15
Density	1.06
Flash Point	103°C
TSCA	Yes
Boiling Point	209°C at 760 mmHg
Melting Point	123-127°C
Autoignition Point	750 °F
Vapor Density	3.6 (vs air)
Vapor Pressure	<;0.8 mmHg ( 20 °C)
Solubility	830 G/L (20 ºC)
Stability	易吸潮
Appearance	白色结晶固体，无臭，具有吸湿性。易溶于水、低级醇、低级酮、醚和芳烃化合物等。

别名和识别编码

Chemical Name	Neopentyl glycol
Synonym	2,2-Dimethylpropane-1,3-diol {LY} 2,2-Dimethylpropane-1,3-diol {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} { {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {LY} 2,2-Dimethylpropane-1,3-diol {} {} {} {} {} {} {} {}
CAS Number	126-30-7
PubChem Substance ID	31344
EC Number	204-781-0
Beilstein Registry Number	605291
MDL Number	MFCD00004685
Reaxys-RN	605291
Merck Number	6458
Chemical Name Translation	新戊二醇
Wiswesser Line Notation	Q1X1&1&1Q
LabNetwork Molecule ID	LN00193376
InChI	InChI=1S/C5H12O2/c1-5(2,3-6)4-7/h6-7H,3-4H2,1-2H3
Canonical SMILES	OCC(C)(C)CO

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

增塑剂。有机合成。聚酯合成原料。

安全信息

GHS Symbol

WGK Germany1

Hazard statements

H315 Causes skin irritation 会刺激皮肤
H318 Causes serious eye damage 严重伤害眼睛

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

Hazard Codes Xi

RTECSTY5775000

Precautionary statements

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+P350
P302+P352+P332+P313+P362+P364
P305+P351+P338
P305+P351+P338+P337+P313
P332+P313
P337+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

Signal word Danger

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；
S39 Wear eye/face protection 戴眼睛/面孔保护装置；

Risk Statements

R36 Irritating to eyes 刺激眼睛
R36/37/38 Irritating to eyes, respiratory system and skin 对眼睛、呼吸系统和皮肤有刺激性
R37 Irritating to respiratory system 刺激呼吸道
R41 Risk of serious damage to eyes 有严重损伤眼睛的危险

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 {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {} {}

TYPE OF TEST            : LCLo - Lowest published lethal concentration
ROUTE OF EXPOSURE       : Inhalation
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 39000 ppm/6H
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971

TYPE OF TEST            : LDLo - Lowest published lethal dose
ROUTE OF EXPOSURE       : Oral
SPECIES OBSERVED        : Rodent - rat
DOSE/DURATION           : 3200 mg/kg
TOXIC EFFECTS :
   Details of toxic effects not reported other than lethal dose value
REFERENCE :
   KODAK* Kodak Company Reports.  (343 State St., Rochester, NY 14650)
   Volume(issue)/page/year: 21MAY1971

其他信息

下游产品:甲酸钠 --> 三乙二醇二甲基丙烯酸酯 --> 不饱和聚酯树脂 --> 2-氰基-5-溴-苯硼酸新戊二醇环酯 --> 布洛芬 --> 异喹啉-4-硼酸-2,2-二甲基丙二醇-1,3环酯
敏感性:Hygroscopic
TCI Shanghai:2,2-二甲基-1,3-丙二醇 2,2-Dimethyl-1,3-propanediol,>;98.0%(GC)(126-30-7)
方法一:1.甲酸钠法　异丁醛与甲醛在30-35℃、pH值9-11、碱催化剂存在下缩合生成羟基叔丁醛，与过量甲醛在强碱条件下还原成新戊二醇，甲醛则被氧化，并与碱作用生成甲酸钠。反应液用甲酸中和，减压蒸馏脱水，浓缩液经分层萃取，除去甲酸钠后，冷却、结晶、分离，得成品。2.加氢法　由异丁醛和甲醛经缩合，得羟基新戊醛，再经加氢还原而得。
Alfa Aesar:2,2-二甲基-1,3-丙烷二醇,99% 2,2-Dimethyl-1,3-propanediol, 99%(126-30-7)
蒸气压:<;0.8 mm Hg ( 20 °C)
F:3
防护措施:低毒。大鼠经口LD50≥6400mg/kg。小鼠经口LD50为3200～6400mg/kg。对皮肤刺激性小。但大量饮用会刺激中枢神经，引起呕吐、疲倦、昏睡、呼吸困难、震颤、肾脏充血和出血、肝脏脂肪病变、闭尿、支气管炎和肺炎等症状，严重者甚至导致死亡。
常规方法:采用镀锌铁桶包装，每桶25kg。贮存于阴凉、通风处，防晒、防热、防潮。按一般化学品规定贮运。
MOL 文件:126-30-7.mol
Acros Organics:2,2-二甲基-1,3-丙二醇/新戊二醇 2,2-Dimethyl-1,3-propanediol, 97%(126-30-7)
Sigma Aldrich:126-30-7(sigmaaldrich)
图谱信息:2,2-二甲基-1,3-丙二醇(126-30-7)红外图谱(IR2) 2,2-二甲基-1,3-丙二醇(126-30-7)红外图谱(IR1) 2,2-二甲基-1,3-丙二醇(126-30-7)质谱(MS) 2,2-二甲基-1,3-丙二醇(126-30-7)核磁图( 13 CNMR)
用途三:增塑剂。有机合成。聚酯合成原料。
2,2-二甲基-1,3-丙二醇价格(试剂级):更新日期产品编号产品名称包装价格 2011/08/23 30071461 新戊二醇 100g 48.8元 2011/04/16 D0791 2,2-二甲基-1,3-丙二醇 2,2-Dimethyl-1,3-propanediol 25G 150元 2011/04/16 D0791 2,2-二甲基-1,3-丙二醇 2,2-Dimethyl-1,3-propanediol 500G 275元
无臭，具有吸湿性。对湿敏感。易溶于水、低级醇、低级酮、醚和芳烃化合物等。水中溶解度为65%(w/w)。升华温度210℃。有刺激性。
用途一:主要用于制造树脂、增塑剂和表面活性剂
上游原料:异丁醛 --> 甲酸钠 --> 特戊醛
用途二:新戊二醇的用途很广，主要作为生产不饱和聚酯树脂、无油醇酸树脂、聚氨酯泡沫塑料和弹性体的增塑剂，高级润滑油的添加剂及其他精细化学品。新戊二醇是优良的溶剂，可用于芳烃和环烷基碳氢化合物的选择分离。新戊二醇具有耐水、耐化学药品、耐候性。其氨基烘漆具有良好的保光性并且不泛黄。还可用作生产阻聚剂、稳定剂、杀虫剂的原料。
蒸气密度:3.6 (vs air)