기본 정보
- CAS
16924-00-8- 표준 SMILES
[F][Ta-2]([F])([F])([F])([F])([F])[F].[K+].[K+]- InChIKey
DPXAUKPQZOAHGF-UHFFFAOYSA-G- 분자식
- F7K2Ta
- 평균 분자량
- 392.133 g/mol
- 단동위원소 질량
- 391.86423
이름 및 식별자
- 우선 이름
- Potassium fluorotantalate
- IUPAC
- dipotassium;heptafluorotantalum(2-)
- 현지명
- 칼륨 헵타플루오로탄탈산염
- 영어명
- Potassium heptafluorotantalate(V)
- 분자식
- F7K2Ta
- 분자량
- 392.13
이름 및 동의어
16924-00-8Potassium tantalum fluorideDipotassium heptafluorotantalateTantalum potassium fluoridePotassium fluotantalatePOTASSIUM FLUOROTANTALATEHSDB 5063Tantalate(2-), heptafluoro-, dipotassiumEINECS 240-986-1Potassium fluorotanatalate (K2TaF7)Potassium tantalum fluoride (K2TaF5)Potassium tantalum fluoride (K2TaF7)
이름 더 보기
칼륨헵타플루오로탄탈럼산(칼륨헵타플루오로탄탈산)칼륨헵타플루오로탄탈산염칼륨헵타플루오로탄탈럼산(칼륨헵타플루오로탄탈산)(POTASSIUMHEPTAFLUOROTANTALATE)POTASSIUM HEPTAFLUOROTANTALATENsc154396potassium flutantalatepotassiumfluotantalateheptafluorotantalum(2-)Potassium fluoromntalatepotassiumfluorotantalateDikaliumheptafluorotantalat
NSC 154396Tantalate(2-), heptafluro-, dipotassiumDipotassium heptafluorotantalate (K2TaF7)DTXSID00884943EC 240-986-1Tantalate(2-), heptafluoro-, potassium (1:2)POTASSIUM TANTALUM FLUORIDE [K2TAF5]POTASSIUM TANTALUM FLUORIDE [K2TAF7]
데이터베이스 식별자
- CAS
16924-00-8- PubChem CID
- 28146
- DTXSID
DTXSID00884943- EC Number
- 240-986-1
물성
구조 계산 물성
- 극성 표면적
- 0 Ų
- 수소 결합 공여자 수
- 0
- 수소 결합 수용자 수
- 8
- 회전 가능 결합 수
- 0
- 무거운 원자 수
- 10
- 형식 전하
- 0
- 복잡도
- 96.6
실험 및 물리화학적 성질
Chemical ClassesMetals -> Metals, Inorganic Compounds
Density5.24
Color/FormWHITE, SILKY NEEDLES
SolubilityAPPROX 5 G/L @ 0 °C; 600 G/L @ 100 °C
Melting Point720 +/- 10 °C
Physical Description
Large Crystals
White solid; [Hawley] White powder; [MSDSonline]
물리화학적 성질
- 녹는점
- °Cd ec.)
- 밀도
- 4.56 g/mL · 4.56 g/mL at 25 °C(lit.)
- 증기압
- 0 Pa · 0Pa at 20℃
- 물리적 상태
- 가루
- Specific Gravity
- 4.56 · 4.56
- 색상
- colorless crystals, crystalline
- 수용성
- 물에서 분해됩니다. 불화수소에 약간 용해됩니다.
- LogP
- -1 at · -1 at 20℃
- EPA
- Tantalate(2-), heptafluoro-, dipotassium (16924-00-8)
안전 및 규제
안전 정보는 참고용이며, 공급업체의 물질안전보건자료(SDS), 관련 법규 및 전문가 평가를 대체하지 않습니다.
GHS 분류
GHS Classification
Danger
H301 (97.8%): Toxic if swallowed [Danger Acute toxicity, oral]
P261, P264, P264+P265, P270, P271, P280, P301+P316, P302+P352, P304+P340, P305+P351+P338, P316, P319, P321, P330, P332+P317, P337+P317, P362+P364, P403+P233, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 46 reports by companies from 4 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
유해성 정보
Regulatory Information
Tantalate(2-), heptafluoro-, potassium (1:2) is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Tantalate(2-), heptafluoro-, potassium (1:2) 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)
REACH registered substance: Dipotassium heptafluorotantalate (EC: 240-986-1)
Hazards SummaryAn irritant; Effects in high-dose animal studies include convulsions; [MSDSonline] See FLUORIDES. See Tantalum, metal and tantalum oxide, dust.
Hazard Classes and CategoriesAcute Tox. 3 (97.8%)
안전 및 보호
Exposure Control and Personal Protection
Biological Exposure Indices (BEI) [ACGIH] - Fluorides in urine = 2 mg/L prior to shift or 3 mg/L at end of shift; (Repeated measurements recommended.)
1.0 [mg/m3], inhalable fraction, as F[German Research Foundation (DFG)]
Threshold Limit Values (TLV)2.5 [mg/m3], as F
화학 및 산업
약리 정보
Absorption, Distribution and Excretion
IN RATS ABSORPTION OF SOLUBLE TANTALUM SALTS IS RELATIVELY LOW. /SOL TANTALUM SALTS/
SOL POTASSIUM TANTALATE (8 MG) MIXED INTO NACL...INTRODUCED BY STOMACH TUBE INTO RATS; (182)TA...ELIMINATED IN FECES IN 3 PHASES: RAPID EXCRETION OF UNABSORBED TANTALATE, SLOW ELIMINATION OF LOOSELY BOUND TANTALUM IN TISSUES, & 3-4 DAY ELIMINATION OF MIN QUANTITIES OF TIGHTLY BOUND TANTALUM. /POTASSIUM TANTALATE/
RETENTION OF TA IN TISSUES IS MORE PROLONGED THAN THE OTHER METALS OF GROUP V, IN FOLLOWING ORDER: BONES GREATER THAN GI TRACT GREATER THAN PELT GREATER THAN MUSCLE GREATER THAN LIVER GREATER THAN KIDNEYS GREATER THAN TESTES GREATER THAN SPLEEN. TANTALUM HELD IN BONES ACCOUNTS FOR 40% OF BODY CONTENT. /TANTALUM SALTS/
용도 및 제조
Uses
Used as intermediate for making pure tantalum; [Hawley]
CHEMICAL INTERMEDIATE FOR PURE TANTALUM
U.S. Exports
(1977) No Data
(1979) No Data
U.S. Imports
(1977) No Data
(1979) 5.19X10+7 GRAMS
U.S. Production
2023: 1,000,000 - <5,000,000 lb
(1977) No Data
(1979) No Data
Industry UsesIntermediate
Methods of ManufacturingADDITION OF POTASSIUM FLUORIDE TO A SOLUTION OF TANTALUM FLUORIDE IN THE PRESENCE OF EXCESS HYDROFLUORIC ACID
General Manufacturing Information
Primary Metal Manufacturing
Tantalate(2-), heptafluoro-, potassium (1:2): ACTIVE
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