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메틸트리메톡시실란

Methyltrimethoxysilane

HCID 14456
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기본 정보개요이름 및 식별자물성안전 및 규제화학 및 산업관련 반응화합물 노트
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기본 정보

CAS
1185-55-3
표준 SMILES
CO[Si](C)(OC)OC
InChIKey
BFXIKLCIZHOAAZ-UHFFFAOYSA-N
분자식
C4H12O3Si
평균 분자량
136.22 g/mol
단동위원소 질량
136.05557077

개요

See also: Silane, trimethoxymethyl-, homopolymer (annotation moved to).

이름 및 식별자

우선 이름
Methyltrimethoxysilane
IUPAC
trimethoxy(methyl)silane
현지명
메틸트리메톡시실란
영어명
Methyltrimethoxysilane
분자식
C4H12O3Si
분자량
136.22

이름 및 동의어

Methyltrimethoxysilane1185-55-3Trimethoxy(methyl)silaneTrimethoxymethylsilaneSilane, trimethoxymethyl-DTXSID3027370Z 60700HI0D71MCIGLASCA BNSC-93883SILQUEST A 1630DTXCID407370
이름 더 보기
메틸트라이메톡시실란메틸트리메톡시실란트리메톡시실란메틸트리메톡시실란(METHYLTRIMETHOXYSILANE)MTMSD20methyltrimethoxy-silanCM9100HD-119A-1630KH- 131
DOW CORNING 7-5300 FILM-IN-PLACE COATINGDOW CORNING (R) 7-5310 FILM-IN-PLACE BASERefChem:818737214-685-0Union carbide A-163SILANE, METHYLTRIMETHOXY-MFCD0000834225498-02-6

데이터베이스 식별자

CAS
1185-55-3、25498-02-6
PubChem CID
14456
DTXSID
DTXSID3027370
ChEMBL
CHEMBL3182654
UNII
0HI0D71MCI
EC Number
214-685-0、696-021-3
Nikkaji
J13.152K

물성

구조 계산 물성보충 중

극성 표면적
27.7 Ų
수소 결합 공여자 수
0
수소 결합 수용자 수
3
회전 가능 결합 수
3
무거운 원자 수
8
형식 전하
0
복잡도
54

실험 및 물리화학적 성질

Chemical ClassesMetals -> Metalloid Compounds (Silicon)
SpringerMaterials PropertiesSchoenflies notation
Density0.949 @ 20°C
Boiling Point103.5 °C @760 [mm Hg]
Physical Description · 2건

Liquid; Liquid; Other Solid; CBI

Colorless liquid; [Sigma-Aldrich MSDS]

물리화학적 성질

녹는점
-70 °C · <-70°C
끓는 점
102 · 102-104 °C(lit.)
밀도
0.955 g/mL · 0.955 g/mL at 25 °C(lit.)
증기압
2990 hPa · 2990 hPa (20 °C)
굴절률
20 · n20/D 1.371(lit.)
인화점
52 °F · 52 °F
저장 조건
30 °C · Store below +30°C.
물리적 상태
액체
색상
무색의
Specific Gravity
0.955 · 0.955
냄새

안전 및 규제

안전 정보는 참고용이며, 공급업체의 물질안전보건자료(SDS), 관련 법규 및 전문가 평가를 대체하지 않습니다.

GHS 분류

GHS Classification · 6건

This chemical does not meet GHS hazard criteria for 1.7% (22 of 1271) of reports.

Danger

H225 (97.6%): Highly Flammable liquid and vapor [Danger Flammable liquids]

P210, P233, P240, P241, P242, P243, P261, P264, P264+P265, P271, P272, P280, P302+P352, P303+P361+P353, P304+P340, P305+P351+P338, P319, P321, P332+P317, P333+P317, P337+P317, P362+P364, P370+P378, P403+P233, P403+P235, P405, and P501 (click each P-code to see the statement)

Aggregated GHS information provided per 1271 reports by companies from 23 notifications to the ECHA C&L Inventory. Each notification may be associated with multiple companies.

Danger

유해성 정보

Regulatory Information · 4건

Chemical: Silane, trimethoxymethyl-

Silane, trimethoxymethyl- is listed on the EPA's Chemical Data Reporting (CDR) system. Manufacturers and importers of Silane, trimethoxymethyl- 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: 17-03-2023 https://echa.europa.eu/registration-dossier/-/registered-dossier/14707

Silane, trimethoxymethyl-: Does not have an individual approval but may be used under an appropriate group standard

Other Safety InformationEvaluation - Chemicals that are unlikely to require further regulation to manage risks to environment
Hazards Summary · 1건

Shown to be a skin sensitizer in guinea pigs using a modified Buehler method at 25% in PEG 300 without adjuvant (grade 1 skin reactions in 30% and 20% of the animals after 24 and 48 hours, respectively); [EPA - TSCATS] A mild skin and eye irritant; [RTECS] An eye irritant; [Sigma-Aldrich MSDS] 1185-55-3 AND (sensitizer OR sensitization OR allergic): no results; [PubMed] See Trimethoxysilane and Methyl silicate.

Hazard Classes and Categories

화학 및 산업

용도 및 제조

Uses · 2건

Used in household products for conditioning and waterproofing leather; [REPROTOX]

The uses of Methyltrimethoxysilane (MTMS) include as a coupling agent in thermoplastics and thermosetting resins, a cross-linker in silicone sealants, a water repellent component, and in silicone hard-coats for plastics.

U.S. Production2023: 5,000,000 - <10,000,000 lb
Consumer UsesOther
Industry UsesMonomers
Household ProductsInformation on 24 consumer products that contain Methyltrimethoxysilane in the following categories is provided:
General Manufacturing Information · 2건

Petrochemical Manufacturing

Silane, trimethoxymethyl-: ACTIVE

응용 분야 · 4건

용도실리콘 고무 및 유리 섬유 표면 처리제의 가교제로서 기계적 강도.

개요Trimethoxy (methyl) silane is an organosilicon compound. It can be used as a crosslinker in the preparation of polysiloxane polymers. It can also be used as an acid scavenge used in the formation of substituted azulenes from allenylsilanes and tropylium tetrafluoroborate. It can also be used as the precursor for synthesis of flexible silica aerogels.

용도Methyltrimethoxysilane(MTMS) in combination with iron nitrate altered the pore structure dramatically. As the Crosslinking agent of RTV silicone rubber and glass fiber surface treatment agent and talk to agents outside of reinforced plastic laminated products in order to improve the mechanical strength, heat resistance, moisture resistance. Methyltrimethoxysilane is used as an acid scavenger, for example in the formation of substituted azulenes from allenylsilanes and tropyl-ium tetrafluoroborate.

일반 설명Trimethoxymethylsilane (MTM) is an organosilicon compound widely used as a precursor for the preparation of silica-based materials, which finds the applications in various fields. Particularly in molecular assembly, linking nano building blocks, and selective synthesis oligosiloxane compounds. It can also be utilized as a crosslinker in the synthesis of polysiloxane polymers.

관련 반응

34건
반응 기록 만들기
HRID 46411 반응식
HRID 46411반응물로uspto-grants-1979_11
HRID 295357 반응식
HRID 295357반응물로Training data from https://doi.org/10.1039/C8SC04228D (8/10)
HRID 352642 반응식
HRID 352642반응물로uspto-grants-2004_06
HRID 355100 반응식
HRID 355100반응물로uspto-grants-1983_03
HRID 404934 반응식
HRID 404934반응물로uspto-grants-2014_06
HRID 404935 반응식
HRID 404935반응물로uspto-grants-2014_06
HRID 404936 반응식
HRID 404936반응물로uspto-grants-2014_06
HRID 404937 반응식
HRID 404937반응물로uspto-grants-2014_06
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이 페이지에서기본 정보개요이름 및 식별자물성안전 및 규제화학 및 산업관련 반응화합물 노트
더보기
새 노트새 반응견적 요청하기
Mild odor
수용성
물에서 분해되다
BRN
1736151 · 1736151
안정성
안정적이지만 습기에 민감합니다. 가연성이 높습니다. 물, 강산, 강산화제와 호환되지 않습니다.
화장품 원료 기능
필름 형성제
InChI
1S/C4H12O3Si/c1-5-8(4,6-2)7-3/h1-4H3
InChIKey
BFXIKLCIZHOAAZ-UHFFFAOYSA-N
SMILES
CO[Si](C)(OC)OC
LogP
-2.4 · -2.4-0.7 at 20℃
NIST
Silane, trimethoxymethyl-(1185-55-3)
EPA
Trimethoxymethylsilane (1185-55-3)

화학적 성질

Colorless clear liquid

· 3건

Flam. Liq. 2 (97.6%)

Flam. Liq. 2 (33.3%)

Flammable liquids - Category 2

안전 및 보호

Protective Action Criteria (PAC) · 3건

35 [mg/m3]

390 [mg/m3]

2300 [mg/m3]

Other Standards Regulations and Guidelines · 1건

The No Observed Adverse Effect Level (NOAEL) of 100 ppm (557 mg/m3) from the 90-day inhalation rat study was considered the point of departure for the health-based Workplace Environmental Exposure Limit (WEEL) derivation. After adjusting for duration of exposure and interindividual variability, the 8-hour Time-Weighted Average (TWA) WEEL value of 10 ppm (55 mg/m3) is fully expected to provide a significant margin of safety against potential adverse health effects in workers.

독성 정보

Adverse EffectsSkin Sensitizer - An agent that can induce an allergic reaction in the skin.
Toxicity Summary · 1건

Studies showed a low order of acute toxicity for MTMS. MTMS was slightly irritating to both eyes and skin in rabbits, and a weight of evidence assessment supports that MTMS is not a dermal sensitizer. In vitro and in vivo assays indicated MTMS has a low potential for genotoxicity. MTMS did not produce any changes in reproductive or developmental parameters in a rat study. In a 90-day inhalation study in rats, MTMS was associated with urinary bladder epithelial hyperplasia, calculi formation, and moderate kidney dilation with hyperplasia of the pelvic epithelium and granulomatous inflammation; however, an expert panel review concluded that changes in the bladder and kidney were adaptive responses to a physical or chemical irritant present within the urine and were not considered to represent a preneoplastic change.

안전 데이터

wgk
3
tsca
TSCA listed
rtecs
VV4650000
ridadr
UN 1993 3/PG 2
독성
LD50 orally in Rabbit: 11808 mg/kg LD50 dermal Rabbit > 9600 mg/kg
HS 번호
29310095
risk_code
11-43
hazard_code
F,Xi
safety_code
16-24
포장분류
II
위험 등급
3
기존화학 물질
KE-34364
자연 발화 온도
225 °C
Hazard Classifications
Flam. Liq. 2
스토리지 클래스
3 - Flammable liquids

제조 방법

Methyltrimethoxysilane is usually prepared from methyltrichlorosilane and methanol:CH3SiCl3 + 3 CH3OH → CH3Si(OCH3)3 + 3 HCl

상·하류 제품 정보

상류 원료

메틸트리클로로실란1,3,5-Trimethylpentamethoxytrisiloxane, 95%1,1,3,5,7,7-hexamethoxy-1,3,5,7-tetramethyl-tetrasiloxane1,3-Dimethyltetramethoxydisiloxane

하류 제품

다이메톡시메틸페닐실란테트라메톡시실란