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556-67-2 - Octamethylcyclotetrasiloxane, 98% - A15240 - Alfa Aesar

A15240 Octamethylcyclotetrasiloxane, 98%

CAS 번호
556-67-2
동의어

사이즈 가격 ($) 수량 재고 여부
100g 65.40
500g 241.00
장바구니에 추가 대량 견적에 추가 항목 보기

Octamethylcyclotetrasiloxane, 98%

MDL
MFCD00003269
EINECS
209-136-7

화학적 특성

화학식
C8H24O4Si4
화학 식량
296.62
융점
17-18°
비등점
175-176°
인화점
56°(132°F)
밀도
0.956
굴절률
1.3960
감도
Moisture Sensitive
용해도
Immiscible with water.

용도

Octamethylcyclotetrasiloxane is used to prepare silicone oil, silicone rubber and silicone resin having different degrees of polymerization through ring opening and polymerizing. It is also widely used in various fields viz. construction, electronics, textile, automobile, personal care, food, and machining. It is an organometallic reagent utilized for the preparation of siloxane polymers having high surface-hydrophobicity restoration.

참고

Incompatible with strong oxidizing agents, acids and bases.

참조 문헌

Useful for deactivating glass GC capillary columns.

Sigot, L.; Ducom, G.; Germain, P. Adsorption of octamethylcyclotetrasiloxane (D4) on silica gel (SG): Retention mechanism. Microporous Mesoporous Mater. 2015, 213, 118-124.

Tugui, C.; Cazacu, M.; Sacarescu, L.; Bele, A.; Stiubianu, G.; Ursu, C.; Racles, C. Full silicone interpenetrating bi-networks with different organic groups attached to the silicon atoms. Polymer 2015, 77, 312-322.

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H226-H361

Flammable liquid and vapour. Suspected of damaging fertility or the unborn child.

주의 설명서: P210-P201-P280-P303+P361+P353-P405-P501a

Keep away from heat/sparks/open flames/hot surfaces. - No smoking. Obtain special instructions before use. Wear protective gloves/protective clothing/eye protection/face protection. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

Merck
14,6747
바일슈타인
1787074
위험 등급
3
포장 그룹
III
통합 관세 코드
2934.99
TSCA(독성물질규제법)"
Yes
RTECS(화학물질 독성 등록)
GZ4397000

권장

  • A13113

    Chlorodimethylsilane, 97%
  • B23028

    Hexamethylcyclotrisiloxane, 97%
  • B23697

    1,1,3,3-Tetramethyldisiloxane, 97%
  • L16970

    Hexamethyldisiloxane, NMR grade, 99.7%
  • 42412

    Decamethylcyclopentasiloxane, 97%

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