기본 정보
- CAS
1112-39-6- 표준 SMILES
CO[Si](C)(C)OC- InChIKey
JJQZDUKDJDQPMQ-UHFFFAOYSA-N- 분자식
- C4H12O2Si
- 평균 분자량
- 120.22 g/mol
- 단동위원소 질량
- 120.06065615
이름 및 식별자
- 우선 이름
- Dimethoxydimethylsilane
- IUPAC
- dimethoxy(dimethyl)silane
- 현지명
- 디메톡시디메틸실란
- 영어명
- Dimethyldimethoxysilane
- 분자식
- C4H12O2Si
- 분자량
- 120.22
이름 및 동의어
Dimethoxydimethylsilane1112-39-6DimethyldimethoxysilaneSilane, dimethoxydimethyl-KBM 22TSL 8112DTXSID0042379A3QDB1RS1CTSL 8117EINECS 214-189-4NSC 93882DMDMOS
이름 더 보기
다이메톡시다이메틸실레인다이메톡시다이메틸실란디메톡시디메틸실란DMDMSdimethoxydimethyl-silankbm22Z-6194CD5605tsl8117
AY 43-004NSC-93882KBM-22DTXCID8022379EC 214-189-4TSL-8112TSL-8117LS-520
데이터베이스 식별자
- CAS
1112-39-6- PubChem CID
- 66187
- DTXSID
DTXSID0042379- ChEMBL
CHEMBL3181963- UNII
- A3QDB1RS1C
- EC Number
- 214-189-4
- Nikkaji
- J47.466E
물성
구조 계산 물성
- 극성 표면적
- 18.5 Ų
- 수소 결합 공여자 수
- 0
- 수소 결합 수용자 수
- 2
- 회전 가능 결합 수
- 2
- 무거운 원자 수
- 7
- 형식 전하
- 0
- 복잡도
- 47.7
실험 및 물리화학적 성질
Chemical ClassesMetals -> Metalloid Compounds (Silicon)
SpringerMaterials Properties29Si nuclear magnetic resonance spectrum
Density0.864 @25 °C
Boiling Point81.4 °C @760 [mm Hg]
Physical Description
Liquid
Colorless liquid; [Alfa Aesar MSDS]
물리화학적 성질
- 녹는점
- -80 °C · -80°C
- 끓는 점
- 81.4 °C · 81.4 °C(lit.)
- 밀도
- 0.88 g/mL · 0.88 g/mL at 25 °C(lit.)
- 증기압
- 7 · 7-12790Pa at 20-25℃
- 굴절률
- 20 · n20/D 1.369(lit.)
- 인화점
- 50 °F · 50 °F
- 저장 조건
- 30 °C · Store below +30°C.
- 물리적 상태
- 액체
- Specific Gravity
- 0.88 · 0.88
- 색상
- 무색 내지 거의 무색
- 수용성
- 물에서 분해되다
- BRN
- 1733694 · 1733694
- Dielectric constant
- 3.66 · 3.6600000000000001
- InChI
- 1S/C4H12O2Si/c1-5-7(3,4)6-2/h1-4H3
- InChIKey
- JJQZDUKDJDQPMQ-UHFFFAOYSA-N
- SMILES
- CO[Si](C)(C)OC
- LogP
- -0.74 · -0.74-2 at 20℃
- NIST
- Silane, dimethoxydimethyl-(1112-39-6)
- EPA
- Silane, dimethoxydimethyl- (1112-39-6)
화학적 성질
Colorless clear liquid
안전 및 규제
GHS 분류
GHS Classification
This chemical does not meet GHS hazard criteria for 1.4% (6 of 440) of reports.
Danger
H225 (96.4%): Highly Flammable liquid and vapor [Danger Flammable liquids]
P203, P210, P233, P240, P241, P242, P243, P264+P265, P280, P303+P361+P353, P305+P351+P338, P318, P337+P317, P370+P378, P403+P235, P405, and P501 (click each P-code to see the statement)
Aggregated GHS information provided per 440 reports by companies from 15 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.
유해성 정보
Regulatory Information
Chemical: Silane, dimethoxydimethyl-
Silane, dimethoxydimethyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silane, dimethoxydimethyl- 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: 24-04-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/13186
Dimethoxydimethylsilane: Does not have an individual approval but may be used under an appropriate group standard
Hazards Summary
A moderate eye irritant; Causes lachrymation, excitement, and lung changes in inhalation lethal-concentration studies of rats; [RTECS] Causes histopathological liver changes at 1,000 mg/kg/day in 28-day oral study of rats; [EPA - TSCATS] Evolves methanol on contact with water; A skin and strong eye irritant; [Alfa Aesar MSDS] See Methyl silicate.
Hazard Classes and CategoriesFlam. Liq. 2 (96.4%)
안전 및 보호
Protective Action Criteria (PAC)
17 [mg/m3]
190 [mg/m3]
1100 [mg/m3]
독성 정보
Adverse EffectsOccupational hepatotoxin - Secondary hepatotoxins: the potential for toxic effect in the occupational setting is based on cases of poisoning by human ingestion or animal experimentation.
Toxicity DataLC (rat) > 21,350 mg/m3/4hr
안전 데이터
- wgk
- 3
- tsca
- TSCA listed
- rtecs
- VV3641666
- ridadr
- UN 1993 3/PG 2
- 독성
- LC inhalation in rat: > 21350mg/m3/4
- HS 번호
- 29319090
- risk_code
- 11-36-36/37/38
- hazard_code
- F,Xi
- safety_code
- 16-26-33-36-37/39
- 포장분류
- II
- 위험 등급
- 3
- 기존화학 물질
- KE-11059
- F 고인화성물질
- 10-21
- Hazard Classifications
- Flam. Liq. 2
- 스토리지 클래스
- 3 - Flammable liquids
화학 및 산업
용도 및 제조
U.S. Production2023: 1,000,000 - <2,500,000 lb
Industry UsesAdhesion/cohesion promoter
General Manufacturing Information
Electrical Equipment, Appliance, and Component Manufacturing
Silane, dimethoxydimethyl-: ACTIVE
응용 분야
용도It is employed as silylating agent for diols. Used as a monomer (building block) in the production of silicone polymers or silicone resins, as an intermediate (starting material) in the production of other organosilicon substances. Also employed in non-metal surface treatment to enhance the adhesion properties of surfaces. Used in sealants, in silicone polymer preparations (for the production of elastomers), in mould-making, in semiconductor manufacture, as a laboratory chemical in research and development activities.
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