Calcium phosphite (CAS 21056-98-4) — formula CaO3P+, molecular weight 119.05.
Calcium phosphite is a chemical compound with CAS registry number 21056-98-4 and molecular formula CaO3P+ (molecular weight 119.05).
CAS number: 21056-98-4
Its molecular formula CaO3P+ comprises 1 Ca, 3 O, 1 P atoms.
Also known as: Calcium phosphite · calcium hydrogen phosphonate
The CAS registry number of Calcium phosphite is 21056-98-4.
Molecular formula CaO3P+, molecular weight 119.05.
It is also registered under: Calcium phosphite, calcium hydrogen phosphonate.
Public-database records for Calcium phosphite (CAS 21056-98-4), reproduced here for independent cross-checking.
| GHS notification summary | 80% (4 / 5) |
|---|---|
| Reported hazard statements | H315 (20%), H319 (20%) |
This chemical does not meet GHS hazard criteria for 80% (4 of 5) of all reports.
H315 (20%): Causes skin irritation [Warning Skin corrosion/irritation]
| GHS notification summary | 80% (4 / 5) |
|---|
| CAS Registry Number | 21056-98-4 |
|---|---|
| PubChem CID | 15531084 |
| 分子式 | CaO3P+ |
| UNII（FDA） | 0NI2DC6M5T |
21056-98-4; Phosphonic acid, calcium salt (1:1); EKISUPATO 1020C; 0NI2DC6M5T; CALCIUM PHOSPHITE [MI]; DTXSID60885158; SECONDARY CALCIUM PHOSPHITE; CALCIUM PHOSPHITE (CAHPO3); CALCIUM MONOHYDROGEN PHOSPHITE; CALCIUM PHOSPHONATE (CAHPO3); CALCIUM HYDROGEN PHOSPHITE (CAHPO3); PHOSPHONIC ACID CALCIUM SALT (1:1); PHOSPHOROUS ACID, CALCIUM SALT (1:1); RefChem:573549; DTXCID001024556; EINECS 244-182-1
| 分子量 | 119.05 |
|---|---|
| 氢键供体数 | 0 |
| 氢键受体数 | 3 |
| 可旋转键数 | 0 |
| 精确质量 | 118.9210967 |
| 单同位素质量 | 118.9210967 |
| 拓扑极性表面积 | 57.2 |
| 重原子数 | 5 |
| 形式电荷 | 1 |
| 复杂度 | 36.5 |
Calcium phosphite · CAS 21056-98-4 · CaO3P+. UNII 0NI2DC6M5T.
Source: PubChem / Wikidata; the batch COA governs where values differ.
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