di-sodium dihydrogen pyrophosphate anhydrous (CAS 7758-16-9) — formula Na2O7P2²⁻, molecular weight 219.89 g/mol; category food additives.
di-sodium dihydrogen pyrophosphate anhydrous (CAS 7758-16-9) is a chemical raw material in the food additives category. Its molecular formula Na2O7P2²⁻ comprises 2 Na, 7 O, 2 P atoms. Its molecular weight is about 219.89 g/mol. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 7758-16-9 |
|---|---|
| Molecular Formula | Na2O7P2²⁻ |
| Molecular Weight | 219.89 g/mol |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥 |
| Category | Leavening Agents|Nutrition Enhancers|Acidity Regulators |
Documented applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
di-sodium dihydrogen pyrophosphate anhydrous is a food-grade compound with CAS registry number 7758-16-9 and molecular formula Na2O7P2²⁻ (molecular weight 219.89 g/mol), belonging to the food additives segment of chemical raw materials.
CAS number: 7758-16-9
Its molecular formula Na2O7P2²⁻ comprises 2 Na, 7 O, 2 P atoms.
Also known as: di-sodium dihydrogen pyrophosphate anhydrous · 酸式焦磷酸钠 · SODIUM ACID PYROPHOSPHATE FOOD GRADE
Category: chemical / food additives / chemical
The CAS registry number of di-sodium dihydrogen pyrophosphate anhydrous is 7758-16-9.
Molecular formula Na2O7P2²⁻, molecular weight 219.89 g/mol.
It is also registered under: di-sodium dihydrogen pyrophosphate anhydrous, 酸式焦磷酸钠, SODIUM ACID PYROPHOSPHATE FOOD GRADE.
Recorded applications: 典型应用领域：食品配料, 日化原料, 精细化工。规格/纯度：以批次 COA 为准。包装：25/50kg 编织袋, 20/25/50kg 纸板桶, 200kg 塑料桶, 1000kg IBC（以订单确认为准）。储存：阴凉干燥.
Category: Leavening Agents / Nutrition Enhancers / Acidity Regulators.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for di-sodium dihydrogen pyrophosphate anhydrous (CAS 7758-16-9), compiled from public chemistry databases.
| CAS Registry Number | 7758-16-9 |
|---|---|
| PubChem CID | 24451 |
| Molecular formula | Na2H2P2O7 |
| IUPAC name | disodium;[hydroxy(oxido)phosphoryl] hydrogen phosphate |
| UNII (FDA) | H5WVD9LZUD |
| Molecular Weight | 221.94 |
|---|---|
| Hydrogen Bond Donor Count | 2 |
| Hydrogen Bond Acceptor Count | 7 |
| Rotatable Bond Count | 2 |
| Exact Mass | 221.90711496 |
| Monoisotopic Mass | 221.90711496 |
| Topological Polar Surface Area | 130 |
| Heavy Atom Count | 11 |
| Density | 1.862 @25 °C |
|---|
7758-16-9; Sodium acid pyrophosphate; Disodium dihydrogen pyrophosphate; DISODIUM PYROPHOSPHATE; Disodium dihydrogen diphosphate; Dinatriumpyrophosphat; Disodium acid pyrophosphate; Diphosphoric acid, disodium salt; SAPP; H5WVD9LZUD; Pyrophosphoric acid, disodium salt; RefChem:135083; 231-835-0; Dinatriumpyrophosphat [German]; Disodium dihydrogenpyrophosphate; HSDB 377
| Regulatory & Food Contact | FDA Substance added to food: COLOR OR COLORING ADJUNCT, DOUGH STRENGTHENER, EMULSIFIER OR EMULSIFIER SALT, FL ACIDITY_REGULATOR; RAISING_AGENT; SEQUESTRANT: Food Additives COLOR OR COLORING ADJUNCT, DOUGH STRENGTHENER, EMULSIFIER OR EMULSIFIER SALT, FLAVORING AGENT OR ADJUVANT, FLO ACID SODIUM PYROPHOSPHATE Group MTDI for phosphorus from all sources, expressed as P TRS 683-JECFA 26/25 |
|---|---|
| GHS notification summary | 14.5% (71 / 490) |
| GHS notification summary | 14.5% (71 / 490) |
|---|---|
| Reported hazard statements | H302 (25.5%), H319 (84.5%) |
This chemical does not meet GHS hazard criteria for 14.5% (71 of 490) of reports.
H302 (25.5%): Harmful if swallowed [Warning Acute toxicity, oral]
SODIUM ACID PYROPHOSPHATE FOOD GRADE · CAS 7758-16-9 · Na2H2P2O7. UNII H5WVD9LZUD. Density: 1.862 @25 °C.
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 酸式焦磷酸钠