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3001-72-7 - 1,5-Diazabicyclo[4.3.0]non-5-ene, 98% - DBN - A13437 - Alfa Aesar

A13437 1,5-Diazabicyclo[4.3.0]non-5-ene, 98%

CAS 번호
3001-72-7
동의어
DBN

사이즈 가격 ($) 수량 재고 여부
25g 62.50
100g 191.00
장바구니에 추가 대량 견적에 추가 항목 보기

1,5-Diazabicyclo[4.3.0]non-5-ene, 98%

MDL
MFCD00005554
EINECS
221-087-3

화학적 특성

화학식
C7H12N2
화학 식량
124.19
비등점
95-98°/7mm
인화점
94°(201°F)
밀도
1.042
굴절률
1.5200
감도
Air Sensitive & Hygroscopic
용해도
Miscible with water.

용도

1,5-Diazabicyclo[4.3.0]non-5-ene is employed for dehydrohalogenation reactions and base-catalyzed rearrangements in organic synthesis. It is an amidine base used in organic synthesis. Further, it is used as a resin curing agent and polyurethane catalyst.

참고

Air, light and moisture sensitive. Hygroscopic. Store in a cool place. Keep the container tightly closed in a dry and well-ventilated place. Incompatible with acid chlorides, acid anhydrides, oxidizing agents and chloroformates.

참조 문헌

The bicyclic amidines, DBN and DBU are strong organic bases initially introduced as reagents for dehydrohalogenation in vitamin A synthesis: Chem. Ber., 99, 2012 (1966).

For use of DBN in the aldol condensation, see: J. Am. Chem. Soc., 90, 3245 (1968). For esterification of thermally unstable carboxylic acids with diethyl sulfate at ambient temperature, see: Synth. Commun., 6, 89 (1976). For use in the alkylation of thiols with dihalomethanes, see: Synthesis, 952 (1980). In refluxing xylene, DBN and DBU cleave hindered esters, e.g. mesitoates, by alkyl-oxygen cleavage: Tetrahedron Lett., 3987 (1972); J. Org. Chem., 38, 1223 (1973).

Parviainen, A.; Wahlström, R.; Liimatainen, U.; Liitiä, T.; Rovio, S.; Helminen, J. K. J.; Hyväkkö, U.; King, A. W. T.; Suurnäkki, A.; Kilpeläinen, I. Sustainability of cellulose dissolution and regeneration in 1,5-diazabicyclo[4.3.0]non-5-enium acetate: a batch simulation of the IONCELL-F process. RSC Adv. 2015, 5 (85), 69728-69737.

Barykina-Tassa, O. V.; Snider, B. B. Studies toward the synthesis of cinachyramine. An efficient route to 1,5-diazabicyclo[4.4.0]dec-5-enes. Tetrahedron Lett. 2015, 56 (23), 3151-3154.

GHS 해저드 및 주의 설명서

해저드 설명서 (EU): H314-H318

Causes severe skin burns and eye damage. Causes serious eye damage.

주의 설명서: P260u-P303+P361+P353-P305+P351+P338-P301+P330+P331-P405-P501a

Do not breathe dusts or mists. IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower. IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. IF SWALLOWED: Rinse mouth. Do NOT induce vomiting. Store locked up. Dispose of contents/container in accordance with local/regional/national/international regulations.

기타 참조

바일슈타인
2417
위험 등급
8
포장 그룹
II
통합 관세 코드
2933.59
TSCA(독성물질규제법)"
No

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