CAS 7758-16-9|Disodium dihydrogen diphosphate
| Common Name | Disodium dihydrogen diphosphate | ||
|---|---|---|---|
| CAS Number | 7758-16-9 | Molecular Weight | 221.93900 |
| Density | 2.311 g/cm3 (25ºC) | Boiling Point | / |
| Molecular Formula | H2Na2O7P2 | Melting Point | 988ºC |
| MSDS | ChineseUSA | Flash Point | / |
| Symbol | GHS07 | Signal Word | Warning |
Names
| Name | Disodium pytophosphate |
|---|---|
| Synonym | More Synonyms |
Disodium dihydrogen diphosphate BiologicalActivity
| Description | Disodium pyrophosphate (SAPP), a food additive, is an inorganic compound. Disodium pyrophosphate has potential hematotoxic and immunotoxic effects[1]. |
|---|---|
| Related Catalog | Signaling Pathways >>Others >>OthersResearch Areas >>Inflammation/Immunology |
| In Vivo | Disodium pyrophosphate (oral administration, 12.6 mg/kg) displays hematotoxic and immunotoxic effects with long-term exposure in rats[1]. Animal Model: Adult Sprague-Dawley rats[1] Dosage: 12.6 mg/kg Administration: Oral administration Result: Displayed significant leukopenic condition. Decreased in CD3 T-lymphocyte and CD20 Blymphocyte immunolabeling in rats. Downregulated of PPAR-α and PPAR-γ together with upregulation of TNF-α. |
| References | [1]. Yasmina M Abd-Elhakim, et al. Effects of the food additives sodium acid pyrophosphate, sodium acetate, and citric acid on hemato-immunological pathological biomarkers in rats: Relation to PPAR-α, PPAR-γ and tnfα signaling pathway. Environ Toxicol Pharmacol. 2018 Sep;62:98-106. |
Chemical & Physical Properties
| Density | 2.311 g/cm3 (25ºC) |
|---|---|
| Melting Point | 988ºC |
| Molecular Formula | H2Na2O7P2 |
| Molecular Weight | 221.93900 |
| Exact Mass | 221.90700 |
| PSA | 149.57000 |
| LogP | 0.06480 |
| InChIKey | GYQBBRRVRKFJRG-UHFFFAOYSA-L |
| SMILES | O=P([O-])(O)OP(=O)([O-])O.[Na+].[Na+] |
| Stability | Stable. |
| Water Solubility | H2O: 0.1 M at 20 °C, clear, colorless |
Toxicological Information
CHEMICAL IDENTIFICATION |
ACUTE TOXICITY DATA - TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2650 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1 gm/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,24,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Subcutaneous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 480 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 59 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ARZNAD Arzneimittel-Forschung. Drug Research. (Editio Cantor Verlag, Postfach 1255, W-7960 Aulendorf, Fed. Rep. Ger.) V.1- 1951- Volume(issue)/page/year: 7,445,1957
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Administration onto the skin
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- >300 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,47,1990 *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH OCCUPATIONAL EXPOSURE SURVEY DATA : NOHS - National Occupational Hazard Survey (1974) NOHS Hazard Code - M2309 No. of Facilities: 519 (estimated) No. of Industries: 15 No. of Occupations: 15 No. of Employees: 2961 (estimated) NOES - National Occupational Exposure Survey (1983) NOES Hazard Code - M2309 No. of Facilities: 2180 (estimated) No. of Industries: 41 No. of Occupations: 39 No. of Employees: 48188 (estimated) No. of Female Employees: 9570 (estimated)
Safety Information
| Symbol | GHS07 |
|---|---|
| Signal Word | Warning |
| Hazard Statements | H319 |
| Precautionary Statements | P305 + P351 + P338 |
| Personal Protective Equipment | Eyeshields;Gloves;type N95 (US);type P1 (EN143) respirator filter |
| Hazard Codes | Xi |
| Risk Phrases | 36 |
| Safety Phrases | S24/25 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | 2 |
| RTECS | UX6475000 |
| HS Code | 2835399000 |
Customs
| HS Code | 2835399000 |
|---|
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Synonyms
| DISODIUM PYROPHOSPHATE |
| Disodium dihydrogen diphosphate |
| SAPP 28 |
| SAPP |
| disodiumdiphosphate |
| DSPP |
| MFCD00014246 |
| EINECS 231-835-0 |
| SAPP 40 |
| DisodiuM pytophospha |
| dinatriumpyrophosphat |
| Phosphonate, P,P'-oxybis-, sodium salt (1:2) |
| sodiumpyrophosphate,acid |
