新戊二醇（CAS 126-30-7）：分子式 C5H12O2、分子量 104.15。
| CAS号 | 126-30-7 |
|---|---|
| 分子式 | C5H12O2 |
| 分子量 | 104.15 |
| 熔点 | 260.6 °F (USCG, 1999) |
| 沸点 | 406.4 °F at 760 mmHg (USCG, 1999) |
| LogP | 0 |
| 应用领域 | Uses: Used to make plasticizers and polyesters and as modifier of alkyd resins、[Merck Index] Used in chemical synthesis and in the polymers industry、[IUCLID] Used to make large scale and fine chemicals、rubber products、plastic products、textiles、leather、fur、wood and wood products、pulp-paper and paper products、non-metallic mineral products (i.e. plasters and cement)、in printing and reproduction of recorded media、building and construction work、scientific research and development、and consumer construction chemicals、[ECHA REACH Registrations]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Fur Dressing and Dyeing [Category: Industry]、In the manufacture of plasticizers、polyesters、as modifier of alkyd resins.、Used in polyester manufacture. An insect repellent.、Application: 2、2-Dimethyl-1、3-propanediol may be used in the synthesis of: 2、2-dimethyl-1、3-propanediol cyclic phosphorochloridate、2、3-propanediol cyclic phenylphosphonate、[1'、3'-(2'、2'-dimethylpropylene)]-2-iodo-3-octyl-5-thienylboronate、cyclic carbonate、3-propanediol bis(cyclic-2、2-dimethyltrimethylene phosphite)、Synthetic lubricants.、Neopentyl glycol is the main glycol in powder polyester formulations ... These polyesters are used、for example、in the automotive、domestic appliance、and general industries. Neopentyl glycol is also widely used in solvent borne polyester paints for coil coatings、cans、automotive paints、aerospace and transportation applications、and for other stoving enamels.、Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Industry Uses: Intermediate、Stabilizing agent、Filler、Not Known or Reasonably Ascertainable、Monomers、Consumer Uses: Plasticizer、Intermediate、Methods of Manufacturing: The aldol addition of isobutyraldehyde (2-methylpropanal) and formaldehyde gives hydroxypivaldehyde (3-hydroxy-2、2- dimethylpropanal)、which is then reduced to neopentyl glycol. ... Both aldol addition and subsequent reduction are exothermic. Hydroxypivaldehyde can be reduced either by a crossed Cannizzaro reaction with equimolar amounts of formaldehyde and a base、or by catalytic hydrogenation.、Impurities: Impurities may include neopentyl glycol monoformate、neopentyl glycol monoisobutyrate、4-trimethyl-1、3-pentanediol、and the cyclic acetal from the reaction of hydroxypivaldehyde and neopentyl glycol.、U.S. Production: 2023: 100、000、000 - <250、000 lb、2022: 100、2021: 250、000 - <400、2020: 100、Non-confidential 2016 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: 1、3-Propanediol、2-dimethyl-:、Table: National Aggregate Production Volume (pounds) [Table#8484]、General Manufacturing Information: All Other Basic Organic Chemical Manufacturing、Plastics Material and Resin Manufacturing、Paint and Coating Manufacturing、Adhesive Manufacturing、All Other Chemical Product and Preparation Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、1、2-dimethyl-: ACTIVE、3-propanediol readily absorbs moisture on exposure to air. |
登记用途：Uses: Used to make plasticizers and polyesters and as modifier of alkyd resins、[Merck Index] Used in chemical synthesis and in the polymers industry、[IUCLID] Used to make large scale and fine chemicals、rubber products、plastic products、textiles、leather、fur、wood and wood products、pulp-paper and paper products、non-metallic mineral products (i.e. plasters and cement)、in printing and reproduction of recorded media、building and construction work、scientific research and development、and consumer construction chemicals、[ECHA REACH Registrations]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Fur Dressing and Dyeing [Category: Industry]、In the manufacture of plasticizers、polyesters、as modifier of alkyd resins.、Used in polyester manufacture. An insect repellent.、Application: 2、2-Dimethyl-1、3-propanediol may be used in the synthesis of: 2、2-dimethyl-1、3-propanediol cyclic phosphorochloridate、2、3-propanediol cyclic phenylphosphonate、[1'、3'-(2'、2'-dimethylpropylene)]-2-iodo-3-octyl-5-thienylboronate、cyclic carbonate、3-propanediol bis(cyclic-2、2-dimethyltrimethylene phosphite)、Synthetic lubricants.、Neopentyl glycol is the main glycol in powder polyester formulations ... These polyesters are used、for example、in the automotive、domestic appliance、and general industries. Neopentyl glycol is also widely used in solvent borne polyester paints for coil coatings、cans、automotive paints、aerospace and transportation applications、and for other stoving enamels.、Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Industry Uses: Intermediate、Stabilizing agent、Filler、Not Known or Reasonably Ascertainable、Monomers、Consumer Uses: Plasticizer、Intermediate、Methods of Manufacturing: The aldol addition of isobutyraldehyde (2-methylpropanal) and formaldehyde gives hydroxypivaldehyde (3-hydroxy-2、2- dimethylpropanal)、which is then reduced to neopentyl glycol. ... Both aldol addition and subsequent reduction are exothermic. Hydroxypivaldehyde can be reduced either by a crossed Cannizzaro reaction with equimolar amounts of formaldehyde and a base、or by catalytic hydrogenation.、Impurities: Impurities may include neopentyl glycol monoformate、neopentyl glycol monoisobutyrate、4-trimethyl-1、3-pentanediol、and the cyclic acetal from the reaction of hydroxypivaldehyde and neopentyl glycol.、U.S. Production: 2023: 100、000、000 - <250、000 lb、2022: 100、2021: 250、000 - <400、2020: 100、Non-confidential 2016 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: 1、3-Propanediol、2-dimethyl-:、Table: National Aggregate Production Volume (pounds) [Table#8484]、General Manufacturing Information: All Other Basic Organic Chemical Manufacturing、Plastics Material and Resin Manufacturing、Paint and Coating Manufacturing、Adhesive Manufacturing、All Other Chemical Product and Preparation Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、1、2-dimethyl-: ACTIVE、3-propanediol readily absorbs moisture on exposure to air.。
新戊二醇 是一种化工化合物，登记 CAS 号为 126-30-7，分子式 C5H12O2（分子量 104.15）。
登记 CAS 号：126-30-7
其分子式 C5H12O2 由 5 个碳、12 个氢、2 个氧 组成。
别名/同义词：新戊二醇 · Neopentyl glycol
新戊二醇 的 CAS 登记号为 126-30-7。
分子式 C5H12O2，分子量 104.15。
别名/同义词：新戊二醇、Neopentyl glycol。
登记用途：Uses: Used to make plasticizers and polyesters and as modifier of alkyd resins、[Merck Index] Used in chemical synthesis and in the polymers industry、[IUCLID] Used to make large scale and fine chemicals、rubber products、plastic products、textiles、leather、fur、wood and wood products、pulp-paper and paper products、non-metallic mineral products (i.e. plasters and cement)、in printing and reproduction of recorded media、building and construction work、scientific research and development、and consumer construction chemicals、[ECHA REACH Registrations]、Pulp and Paper Processing [Category: Industry]、Textiles (Fiber & Fabric Manufacturing) [Category: Industry]、Leather Tanning and Processing [Category: Industry]、Fur Dressing and Dyeing [Category: Industry]、In the manufacture of plasticizers、polyesters、as modifier of alkyd resins.、Used in polyester manufacture. An insect repellent.、Application: 2、2-Dimethyl-1、3-propanediol may be used in the synthesis of: 2、2-dimethyl-1、3-propanediol cyclic phosphorochloridate、2、3-propanediol cyclic phenylphosphonate、[1'、3'-(2'、2'-dimethylpropylene)]-2-iodo-3-octyl-5-thienylboronate、cyclic carbonate、3-propanediol bis(cyclic-2、2-dimethyltrimethylene phosphite)、Synthetic lubricants.、Neopentyl glycol is the main glycol in powder polyester formulations ... These polyesters are used、for example、in the automotive、domestic appliance、and general industries. Neopentyl glycol is also widely used in solvent borne polyester paints for coil coatings、cans、automotive paints、aerospace and transportation applications、and for other stoving enamels.、Use Classification: EPA Safer Chemical Functional Use Classes -> Solvents、Safer Chemical Classes -> Green circle - The chemical has been verified to be of low concern、Industry Uses: Intermediate、Stabilizing agent、Filler、Not Known or Reasonably Ascertainable、Monomers、Consumer Uses: Plasticizer、Intermediate、Methods of Manufacturing: The aldol addition of isobutyraldehyde (2-methylpropanal) and formaldehyde gives hydroxypivaldehyde (3-hydroxy-2、2- dimethylpropanal)、which is then reduced to neopentyl glycol. ... Both aldol addition and subsequent reduction are exothermic. Hydroxypivaldehyde can be reduced either by a crossed Cannizzaro reaction with equimolar amounts of formaldehyde and a base、or by catalytic hydrogenation.、Impurities: Impurities may include neopentyl glycol monoformate、neopentyl glycol monoisobutyrate、4-trimethyl-1、3-pentanediol、and the cyclic acetal from the reaction of hydroxypivaldehyde and neopentyl glycol.、U.S. Production: 2023: 100、000、000 - <250、000 lb、2022: 100、2021: 250、000 - <400、2020: 100、Non-confidential 2016 Chemical Data Reporting (CDR) information on the production and use of chemicals manufactured or imported into the United States. Chemical: 1、3-Propanediol、2-dimethyl-:、Table: National Aggregate Production Volume (pounds) [Table#8484]、General Manufacturing Information: All Other Basic Organic Chemical Manufacturing、Plastics Material and Resin Manufacturing、Paint and Coating Manufacturing、Adhesive Manufacturing、All Other Chemical Product and Preparation Manufacturing、Soap、Cleaning Compound、and Toilet Preparation Manufacturing、1、2-dimethyl-: ACTIVE、3-propanediol readily absorbs moisture on exposure to air.。
新戊二醇（CAS 126-30-7）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 126-30-7 |
|---|---|
| PubChem CID | 31344 |
| Molecular formula | C5H12O2 |
| IUPAC name | 2,2-dimethylpropane-1,3-diol |
| UNII (FDA) | QI80HXD6S5 |
| Molecular Weight | 104.15 |
|---|---|
| XLogP3 | 0 |
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 2 |
| Rotatable Bond Count | 2 |
| Exact Mass | 104.083729621 |
| Monoisotopic Mass | 104.083729621 |
| Topological Polar Surface Area | 40.5 |
| Heavy Atom Count | 7 |
| Boiling Point | 406.4 °F at 760 mmHg (USCG, 1999) |
|---|---|
| Boiling Point | 207 °C |
| Boiling Point | 210 °C |
| Boiling Point | 206 °C @760 [mm Hg] |
| Melting Point | 260.6 °F (USCG, 1999) |
| Melting Point | 129.3 °C |
| Melting Point | 127 °C |
| Flash Point | 225 °F (USCG, 1999) |
| Flash Point | 265 °F (129 °C) (open cup) |
| Flash Point | 107 °C |
Neopentyl glycol; 126-30-7; 2,2-Dimethylpropane-1,3-diol; 2,2-DIMETHYL-1,3-PROPANEDIOL; Dimethylolpropane; Neopentanediol; Neopentylene glycol; 1,3-Propanediol, 2,2-dimethyl-; Neopentylglycol; Neol; Dimethyltrimethylene glycol; Hydroxypivalyl alcohol; 2,2-Dimethyltrimethylene glycol; Nexcoat 600; 2,2-Dimethyl-1,3 propanediol; DTXSID8027036
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 1.9% (19 / 1013) |
| GHS notification summary | 1.9% (19 / 1013) |
|---|---|
| Reported hazard statements | H315 (21.1%), H318 (74.9%), H319 (22%) |
This chemical does not meet GHS hazard criteria for 1.9% (19 of 1013) of reports.
H315 (21.1%): Causes skin irritation [Warning Skin corrosion/irritation]
Neopentyl glycol · CAS 126-30-7 · C5H12O2. UNII QI80HXD6S5. Boiling Point: 406.4 °F at 760 mmHg (USCG, 1999); Boiling Point: 207 °C; Boiling Point: 210 °C.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Neopentyl glycol