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7783-28-0

7783-28-0 structure
7783-28-0 structure
  • Name: Diammonium phosphate
  • Chemical Name: diammonium hydrogen phosphate
  • CAS Number: 7783-28-0
  • Molecular Formula: H9N2O4P
  • Molecular Weight: 132.06
  • Catalog: Inorganic chemical industry Inorganic salt Phosphides, metal phosphoric acid, metaphosphoric acid, hypophosphorous acid and pyrophosphate
  • Create Date: 2018-07-23 15:14:07
  • Modify Date: 2025-08-20 16:04:34
  • Diammonium phosphate is a neutral and efficient catalyst in 1,8‐Dioxo‐octahydroxanthene derivatives synthesis. Diammonium phosphate can be used as an excipient, such as diuretic, buffer, effervescent. Pharmaceutical excipients, or pharmaceutical auxiliaries, refer to other chemical substances used in the pharmaceutical process other than pharmaceutical ingredients. Pharmaceutical excipients generally refer to inactive ingredients in pharmaceutical preparations, which can improve the stability, solubility and processability of pharmaceutical preparations. Pharmaceutical excipients also affect the absorption, distribution, metabolism, and elimination (ADME) processes of co-administered drugs[1][2].

Name diammonium hydrogen phosphate
Synonyms Diammonium hydrogen phosphate
Diammonium hydrogenphosphate
MFCD00010891
diazanium,hydrogen phosphate
EINECS 231-987-8
Ammonium hydrogen phosphate (2:1:1)
Description Diammonium phosphate is a neutral and efficient catalyst in 1,8‐Dioxo‐octahydroxanthene derivatives synthesis. Diammonium phosphate can be used as an excipient, such as diuretic, buffer, effervescent. Pharmaceutical excipients, or pharmaceutical auxiliaries, refer to other chemical substances used in the pharmaceutical process other than pharmaceutical ingredients. Pharmaceutical excipients generally refer to inactive ingredients in pharmaceutical preparations, which can improve the stability, solubility and processability of pharmaceutical preparations. Pharmaceutical excipients also affect the absorption, distribution, metabolism, and elimination (ADME) processes of co-administered drugs[1][2].
Related Catalog
References

[1]. Darviche F, et al. Diammonium hydrogen phosphate as a neutral and efficient catalyst for synthesis of 1, 8‐dioxo‐octahydroxanthene derivatives in aqueous media[J]. Synthetic Communications, 2007, 37(7): 1059-1066.

[2]. Elder DP, et al. Pharmaceutical excipients - quality, regulatory and biopharmaceutical considerations. Eur J Pharm Sci. 2016 May 25;87:88-99.  

Density 1.203 g/mL at 25 °C
Boiling Point 158ºC at 760 mmHg
Melting Point 155 °C (dec.)(lit.)
Molecular Formula H9N2O4P
Molecular Weight 132.06
Exact Mass 132.029999
PSA 94.05000
Index of Refraction 1.53
Stability Stable. Incompatible with strong acids, strong bases, strong oxidizing agents.
Water Solubility 58 g/ 100mL (10 ºC)
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant
Risk Phrases R36/37/38
Safety Phrases S26-S36
RIDADR NONH for all modes of transport
WGK Germany 1
HS Code 2919900090
HS Code 2919900090
Summary 2919900090 other phosphoric esters and their salts, including lactophosphates; their halogenated, sulphonated, nitrated or nitrosated derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%
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