3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷（CAS 3806-34-6）：分子式 C41H82O6P2、分子量 733.0。
| CAS号 | 3806-34-6 |
|---|---|
| 分子式 | C41H82O6P2 |
| 分子量 | 733.0 |
| 熔点 | 37-46 °C /Measured/ |
| LogP | 17.3 |
| 应用领域 | Uses: Used as a color and molecular weight stabilizer for polyolefins、polyesters、elastomers、styrenics、engineering thermoplastics、and adhesive formulations、Also used as a commercial antioxidant、[HSDB]、Working with Glues and Adhesives [Category: Other]、O、O'dioctadecylpentaerythritol bis(phosphite) (Weston 618) is used as a color and molecular weight stabilizer for polyolefins、engineering thermoplastics and adhesive formulations.、Commercial antioxidant.、From table、Plastics -> Typical concentration range in plastic materials -> 0.2%、Use Classification: Plastics -> Polymer Type -> Polyolefin-I、Polyolefin-II、Plastics -> Antioxidants、Industry Uses: Stabilizing agent、UV stabilizer、Antioxidant、Formulations、Preparations: Trade name: Weston 618F、U.S. Production: 2023: 1、000、000 - <2、500、000 lb、2022: 1、2021: 2、000 - <4、2020: 2、2、4、8、10-Tetraoxa-3、9-diphosphaspiro[5.5]undecane、3、9-bis(octadecyloxy)- is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and、or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B、51FR21438).[EPA、Office of Pollution Prevention and Toxics、High Production Volume (HPV) Challenge Program. 2、9-diphosphaspiro、General Manufacturing Information: Synthetic Rubber Manufacturing、Plastics Product Manufacturing、Plastics Material and Resin Manufacturing、9-bis(octadecyloxy)-: ACTIVE |
登记用途：Uses: Used as a color and molecular weight stabilizer for polyolefins、polyesters、elastomers、styrenics、engineering thermoplastics、and adhesive formulations、Also used as a commercial antioxidant、[HSDB]、Working with Glues and Adhesives [Category: Other]、O、O'dioctadecylpentaerythritol bis(phosphite) (Weston 618) is used as a color and molecular weight stabilizer for polyolefins、engineering thermoplastics and adhesive formulations.、Commercial antioxidant.、From table、Plastics -> Typical concentration range in plastic materials -> 0.2%、Use Classification: Plastics -> Polymer Type -> Polyolefin-I、Polyolefin-II、Plastics -> Antioxidants、Industry Uses: Stabilizing agent、UV stabilizer、Antioxidant、Formulations、Preparations: Trade name: Weston 618F、U.S. Production: 2023: 1、000、000 - <2、500、000 lb、2022: 1、2021: 2、000 - <4、2020: 2、2、4、8、10-Tetraoxa-3、9-diphosphaspiro[5.5]undecane、3、9-bis(octadecyloxy)- is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and、or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B、51FR21438).[EPA、Office of Pollution Prevention and Toxics、High Production Volume (HPV) Challenge Program. 2、9-diphosphaspiro、General Manufacturing Information: Synthetic Rubber Manufacturing、Plastics Product Manufacturing、Plastics Material and Resin Manufacturing、9-bis(octadecyloxy)-: ACTIVE。
3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷 是一种化工化合物，登记 CAS 号为 3806-34-6，分子式 C41H82O6P2（分子量 733.0）。
登记 CAS 号：3806-34-6
其分子式 C41H82O6P2 由 41 个碳、82 个氢、6 个氧、2 个磷 组成。
别名/同义词：3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷 · 3,9-bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-dipho
3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷 的 CAS 登记号为 3806-34-6。
分子式 C41H82O6P2，分子量 733.0。
别名/同义词：3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷、3,9-bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-dipho。
登记用途：Uses: Used as a color and molecular weight stabilizer for polyolefins、polyesters、elastomers、styrenics、engineering thermoplastics、and adhesive formulations、Also used as a commercial antioxidant、[HSDB]、Working with Glues and Adhesives [Category: Other]、O、O'dioctadecylpentaerythritol bis(phosphite) (Weston 618) is used as a color and molecular weight stabilizer for polyolefins、engineering thermoplastics and adhesive formulations.、Commercial antioxidant.、From table、Plastics -> Typical concentration range in plastic materials -> 0.2%、Use Classification: Plastics -> Polymer Type -> Polyolefin-I、Polyolefin-II、Plastics -> Antioxidants、Industry Uses: Stabilizing agent、UV stabilizer、Antioxidant、Formulations、Preparations: Trade name: Weston 618F、U.S. Production: 2023: 1、000、000 - <2、500、000 lb、2022: 1、2021: 2、000 - <4、2020: 2、2、4、8、10-Tetraoxa-3、9-diphosphaspiro[5.5]undecane、3、9-bis(octadecyloxy)- is listed as a High Production Volume (HPV) chemical (65FR81686). Chemicals listed as HPV were produced in or imported into the U.S. in >1 million pounds in 1990 and、or 1994. The HPV list is based on the 1990 Inventory Update Rule. (IUR) (40 CFR part 710 subpart B、51FR21438).[EPA、Office of Pollution Prevention and Toxics、High Production Volume (HPV) Challenge Program. 2、9-diphosphaspiro、General Manufacturing Information: Synthetic Rubber Manufacturing、Plastics Product Manufacturing、Plastics Material and Resin Manufacturing、9-bis(octadecyloxy)-: ACTIVE。
3,9-双(十八烷氧基)-2,4,8,10-四氧杂-3,9-二磷（CAS 3806-34-6）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 3806-34-6 |
|---|---|
| PubChem CID | 19645 |
| Molecular formula | C41H82O6P2 |
| IUPAC name | 3,9-dioctadecoxy-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane |
| UNII (FDA) | VYL51769RX |
| Molecular Weight | 733.0 |
|---|---|
| XLogP3 | 17.3 |
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 6 |
| Rotatable Bond Count | 36 |
| Exact Mass | 732.55866433 |
| Monoisotopic Mass | 732.55866433 |
| Topological Polar Surface Area | 55.4 |
| Heavy Atom Count | 49 |
| Melting Point | 37-46 °C /Measured/ |
|---|
3806-34-6; O,O'-Dioctadecylpentaerythritol bis(phosphite); Distearyl pentaerythritol diphosphite; HSDB 7257; UNII-VYL51769RX; VYL51769RX; EINECS 223-276-6; ANTIOXIDANT 118; EC 223-276-6; DTXSID2027549; 2,4,8,10-Tetraoxa-3,9-diphosphaspiro(5.5)undecane, 3,9-bis(octadecyloxy)-; 2,4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis(octadecyloxy)-; pentaerythritol bis(stearyl phosphite); CYCLIC NEOPENTANETETRAYL BIS(OCTADECYL PHOSPHITE); DIOCTADECYL PENTAERYTHRITOL DIPHOSPHITE; DIOCTADECYL PENTAERYTHRITYL DIPHOSPHITE
| Regulatory & Food Contact | FDA Cumulative Estimated Daily Intake (CEDI): FCS FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS |
|---|---|
| GHS notification summary | 38% (101 / 266) |
| GHS notification summary | 38% (101 / 266) |
|---|---|
| Reported hazard statements | H340 (14.3%), H360 (14.3%), H413 (43.6%) |
This chemical does not meet GHS hazard criteria for 38% (101 of 266) of reports.
H340 (14.3%): May cause genetic defects [Danger Germ cell mutagenicity]
3,9-bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-dipho · CAS 3806-34-6 · C41H82O6P2. UNII VYL51769RX. Melting Point: 37-46 °C /Measured/.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: 3,9-bis(octadecyloxy)-2,4,8,10-tetraoxa-3,9-dipho