焦硫酸钾（CAS 7790-62-7）：分子式 K2O7S2、分子量 254.33。
| CAS号 | 7790-62-7 |
|---|---|
| 分子式 | K2O7S2 |
| 分子量 | 254.33 |
| 应用领域 | Household Products: Information on 2 consumer products that contain Dipotassium disulfate in the following categories is provided:、• Commercial、Institutional、General Manufacturing Information: Disulfuric acid、potassium salt (1:2): ACTIVE |
登记用途：Household Products: Information on 2 consumer products that contain Dipotassium disulfate in the following categories is provided:、• Commercial、Institutional、General Manufacturing Information: Disulfuric acid、potassium salt (1:2): ACTIVE。
焦硫酸钾 是一种化工化合物，登记 CAS 号为 7790-62-7，分子式 K2O7S2（分子量 254.33）。
登记 CAS 号：7790-62-7
其分子式 K2O7S2 由 2 个钾、7 个氧、2 个硫 组成。
别名/同义词：焦硫酸钾 · Potassium pyrosulfate
焦硫酸钾 的 CAS 登记号为 7790-62-7。
分子式 K2O7S2，分子量 254.33。
别名/同义词：焦硫酸钾、Potassium pyrosulfate。
登记用途：Household Products: Information on 2 consumer products that contain Dipotassium disulfate in the following categories is provided:、• Commercial、Institutional、General Manufacturing Information: Disulfuric acid、potassium salt (1:2): ACTIVE。
焦硫酸钾（CAS 7790-62-7）的独立参考数据，整理自公开化学数据库。
| CAS Registry Number | 7790-62-7 |
|---|---|
| PubChem CID | 62681 |
| Molecular formula | K2O7S2 |
| IUPAC name | dipotassium;sulfonato sulfate |
| UNII (FDA) | AVJ6ZST7L6 |
| Molecular Weight | 254.33 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 0 |
| Exact Mass | 253.8359577 |
| Monoisotopic Mass | 253.8359577 |
| Topological Polar Surface Area | 140 |
| Heavy Atom Count | 11 |
Potassium pyrosulfate; 7790-62-7; Dipotassium disulfate; Dipotassium disulphate; Dipotassium pyrosulfate; UNII-AVJ6ZST7L6; AVJ6ZST7L6; Disulfuric acid, dipotassium salt; Potassium sulfate (K2S2O7); Potassium disulfate (K2S2O7); Pyrosulfuric acid, dipotassium salt; EINECS 232-216-8; Potassium pyrosulfate (K2S2O7); EC 232-216-8; Disulfuric acid, potassium salt (1:2); DTXSID10889580
| GHS notification summary | 1.3% (2 / 149) |
|---|
| GHS notification summary | 1.3% (2 / 149) |
|---|---|
| Reported hazard statements | H314 (97.3%), H318 (38.9%), H331 (36.9%) |
This chemical does not meet GHS hazard criteria for 1.3% (2 of 149) of reports.
H314 (97.3%): Causes severe skin burns and eye damage [Danger Skin corrosion/irritation]
Potassium pyrosulfate · CAS 7790-62-7 · K2O7S2. UNII AVJ6ZST7L6.
数据来源：PubChem / Wikidata；与随货 COA 不一致时以 COA 为准。
English page: Potassium pyrosulfate