텅스텐 산

Tungstic acid

HCID 1152CAS 7783-03-1

기본 정보

표준 SMILES
[O]=[W](=[O])([OH])[OH]
InChIKey
CMPGARWFYBADJI-UHFFFAOYSA-L
분자식
W-H2-O4
평균 분자량
249.85 g/mol

개요

Tungstic acid is a tungsten coordination entity. It is a conjugate acid of a hydrogentungstate.

이름 및 식별자

우선 이름
Tungstic acid
IUPAC
dihydroxy(dioxo)tungsten
현지명
텅스텐 산
영어명
Tungstic acid
분자식
HO4W-
분자량
248.84

이름 및 동의어

Tungstic acidTungstic(VI) acidJ4D6K0RX2GCHEBI:36272tungsten acidRefChem:192539DTXCID0071964231-975-2DTXSID50149473Kyselina wolframova7783-03-1dihydroxy(dioxo)tungsten
이름 더 보기
텅스텐산텅스텐산O2W(OH)2ungsticaciTunstic acidWolframic acidTungsticAcidGrTungstic acid 99%Orthotungstic acidTUNGSTIC ACID 99+%
Dihydrogen wolframateTungstic acid (H2WO4)Tungstic acid, 99%Tungstate (WO42-), dihydrogen, (T-4)-Tungsten hydroxide oxideUNII-J4D6K0RX2GEINECS 231-975-2Tungstate (WO42-), hydrogen (1:2), (T-4)-

데이터베이스 식별자

CAS
7783-03-1
PubChem CID
1152
ChEBI
CHEBI:36272
UNII
J4D6K0RX2G
EC Number
231-975-2

물성

구조 계산 물성

극성 표면적
74.6 Ų
수소 결합 공여자 수
2
수소 결합 수용자 수
4
회전 가능 결합 수
0
무거운 원자 수
5

실험 및 물리화학적 성질

Chemical ClassesMetals -> Metals, Inorganic Compounds
Density5.5 @25 °C

물리화학적 성질

녹는점
100 °C · 100°C (dec.)
끓는 점
1473 °C · 1473°C
밀도
5.5 g/mL · 5.5 g/mL at 25 °C (lit.)
굴절률
2.24 · 2.24
인화점
1473 °C · 1473°C
저장 조건
Sealed in dry,Room Temperature

화학적 성질

light yellow powder

안전 및 규제

GHS 분류

GHS Classification · 3건

This chemical does not meet GHS hazard criteria for 96.6% (169 of 175) of all reports.

Not Classified

Aggregated GHS information provided per 175 reports by companies from 5 notifications to the ECHA C&L Inventory.

유해성 정보

Regulatory Information · 3건

Chemical: Tungstate (WO42-), dihydrogen, (T-4)-

Status: Active Update: 12-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/11633

Tungstic acid: Does not have an individual approval but may be used under an appropriate group standard

Hazards SummaryA mild eye irritant; [RTECS] May cause eye injury; Harmful by ingestion, inhalation, and skin absorption; [MP Biomedicals MSDS] See Tungsten.
Hazard Classes and CategoriesNot Classified

안전 및 보호

Threshold Limit Values (TLV)3.0 [mg/m3], as W, respirable particulate matter
Protective Action Criteria (PAC) · 3건

14 [mg/m3]

150 [mg/m3]

900 [mg/m3]

안전 데이터

wgk
3
tsca
TSCA listed
rtecs
YO7840000
HS 번호
28259011
risk_code
36/37/38
safety_code
24/25

화학 및 산업

용도 및 제조

General Manufacturing InformationTungstate (WO42-), hydrogen (1:2), (T-4)-: ACTIVE

응용 분야

용도Tungstic Acid is used as a starting material in the synthesis of polynanocomposite material and polycrystalline ceramics.

일반 설명Tungstic acid may be prepared by either digesting tungstate of lime or by treating tungsten with hydrochloric acid. 1

공급사50 곳

国药集团化学试剂有限公司86-21-63210123 · [email protected]
湖北永阔科技有限公司027-59223108 15972152991 · [email protected]
上海阿拉丁生化科技股份有限公司400-6206333 13167063860 · [email protected]
湖北万得化工有限公司15377098680 15377098680 · [email protected]
上海康朗生物科技有限公司021-61998208 18217752821 · [email protected]

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24건

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