플루오르화암모늄
불가화암모늄 · 불화암모니아AMMONIAFLUORIDE · 플루오르화암모늄 · 암모늄플루오라이드 · 암모늄 플루오라이드 · 중성 암모늄 플루오라이드 · 플루오르화 암모늄 · 불화암모늄
식별자 및 물리적 특성
| CAS No. | 12125-01-8 |
|---|---|
| 분자식 | FH4N |
| 평균 분자량 | 37.037 g/mol |
| 단동위원소 질량 | 37.03277735 g/mol |
| SMILES | [F-].[NH4+] |
| InChIKey | LDDQLRUQCUTJBB-UHFFFAOYSA-N |
| PubChem CID | 25516 |
| ChEBI | CHEBI:66871 |
| EC No. | 235-185-9 |
| DTXSID | DTXSID6050463 |
| 현지명 | 플루오르화암모늄 |
화학 및 물리적 성질
| 극성 표면적 | 1 |
|---|---|
| 수소 결합 공여자 수 | 1 |
| 수소 결합 수용자 수 | 1 |
| 회전 가능 결합 수 | 0 |
| 무거운 원자 수 | 2 |
| 형식 전하 | 0 |
| 복잡도 | 0 |
| 물질 분류 | Other Classes -> Fluorides, Inorganic |
| 화장품 | Oral careAntiplaque |
| pH | The aqueous solution is acidic.6 (50g/l, H2O, 20℃) |
| 냄새 | Odorless냄새 없는 |
| 밀도 | 1.32 at 77 °F (USCG, 1999) - Denser than waterwill sink1.0151.01 g/cm³1.00925 @25 °C1.11 g/mL at 20 °C |
| Color/Form | Deliquescent leaflets or needleshexagonal prisms by sublimationoccurs commercially as a granular powderWhite hexagonal crystals |
| 용해도 | 83.5 g/100 g water at 25 °C100 g/100 mL of water at 0 °C82.780 lb/100 lb of water at 70 °F45.3 g/100 g water at 25 °CSlightly soluble in alcoholSolubility in water, g/100ml at 25 °C: 45.3H2O: 1 M at 20 °C, 투명, 무색 |
| Corrosivity | Corrodes glassAt fire temp corrodes metalsMay corrode cement |
| 끓는 점 | 212 °F at 760 mmHg (USCG, 1999)65°C/760mmHg |
| Decomposition | Decomposes with heat. |
| 녹는점 | 238 °Csublimes126 °C98°C |
| Physical Description | Ammonium fluoride is a white crystalline solid. It is soluble in water. It is noncombustible. It is corrosive to aluminum. It is used in chemical analysis, in brewing, and as a preservative for wood.LiquidDry PowderLarge CrystalsCBIColorless or white solid[ICSC] Deliquescent[Merck Index] White crystalline solid with an ammonia-like odor[MSDSonline]COLOURLESS CRYSTALS OR WHITE POWDER. |
| 증기압 | 0Pa at 25℃ |
| 저장 조건 | Store at +15°C to +25°C. |
| 물리적 상태 | 분말/고체 |
| pKa(산도 계수) | -1.75±0.70(Predicted) |
| 비중 | 1.009 |
| 색상 | 하얀색 |
| 용해도 | 녹는 |
| 비열 | Cp(crystal): 1.76 J/(g·K), at 25℃ |
| Merck | 14,522 |
| 안정성 | 안정적인. 강한 산화제, 물, 가장 일반적인 금속, 강염기, 강산과 호환되지 않습니다. |
| 화장품 원료 기능 | 안티플라크구강 관리 |
| InChI | 1S/FH.H3N/h1H1H3 |
| InChIKey | LDDQLRUQCUTJBB-UHFFFAOYSA-N |
| SMILES | N.F |
| LogP(분배 계수) | -4.37 at 25℃ |
| EPA | Ammonium fluoride (12125-01-8) |
화학적 성질
Ammonium fluoride (NH4F) is a white crystalline salt that is soluble in cold water. It is unstable and emits a strong odor of ammonia. Ammonium fluoride is manufactured and sold in solid form or in aqueous solutions. Its applications include glass etching, wood preservation, and serving as a mordant in the textile industry.
안전 및 규제
| GHS 분류 | DangerH301: Toxic if swallowed [Danger Acute toxicity, oral]P261, P262, P264, P270, P271, P280, P301+P316, P302+P352, P304+P340, P316, P321, P330, P361+P364, P403+P233, P405, and P501 (click each P-code to see the statement)H301 (100%): Toxic if swallowed [Danger Acute toxicity, oral]P260, P261, P262, P264, P264+P265, P270, P271, P280, P301+P316, P301+P330+P331, P302+P352, P302+P361+P354, P304+P340, P305+P354+P338, P316, P317, P321, P330, P361+P364, P363, P403+P233, P405, and P501 (click each P-code to see the statement) |
|---|---|
| 규제 정보 | Chemical: Ammonium fluoride ((NH4)F)Ammonium fluoride ((NH4)F) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Ammonium fluoride ((NH4)F) are required to report information about their production and use of this chemical to the EPA under the Toxic Substances Control Act (TSCA). (40 eCFR Part 711)Status: Active Update: 15-11-2022 https://echa.europa.eu/registration-dossier/-/registered-dossier/5498Ammonium fluoride: Does not have an individual approval but may be used under an appropriate group standardThe New Jersey Worker and Community Right to Know Act requires public and private employers to provide information about hazardous substances at their workplaces. (N.J.S.A. 34:5A-1 et. seq.) |
| 기타 안전 정보 | IMAP assessments - Ammonium fluoride ((NH4)F): Human health tier II assessment |
| 운송 라벨(DOT) | Poison |
| 화재 위험 | Special Hazards of Combustion Products: Toxic ammonia and hydrogen fluoride gases are formed in fires.· Non-combustible, substance itself does not burn but may decompose upon heating to produce corrosive and/or toxic fumes.Not combustible. Gives off irritating or toxic fumes (or gases) in a fire. |
| 화재 가능성 | Not flammable or combustible. |
| 건강 유해성 | Inhalation of dust may cause irritation of respiratory system. Ingestion is harmfulreadily soluble fluorides may be fatal if relatively small quantities are swallowed. Contact with eyes causes local irritation of the mucous membrane. Contact with skin may cause burns. High concs. of fluorine in the urine have been reported following skin contact. (USCG, 1999)· TOXIC and/or CORROSIVE |
용도
용도
It is used for etching of glass, preservation of food, in printing textile, and as mothproofing agent. It is used in chemical analysis and in brewing. It is used in the synthesis of NaHoF4 and NaEuF4, which are important in solid state lasers as well as photoluminescence. The fluoride ion is used as a base and nucleophile in organic synthesis. Ammonium fluoride providee safe deprotection strategy for the tert-butyldimethylsilyl (TBS) group during RNA synthesis.
일반 설명
Ammonium fluoride is a white crystalline solid. It is soluble in water. It is noncombustible. It is corrosive to aluminum. It is used in chemical analysis, in brewing, and as a preservative for wood.
제조 및 합성 방법
제조 방법
Anhydrous ammonium fluoride is prepared by reacting anhydrous NH3 and HF or by heating aqueous solutions of NH4F at reduced pressure, so that a mixture of H2O and NH3 is distilled.