(S)-5-苄基-2-均三甲苯基-6,6-二甲基-6,8-二氢-5H-[1,2,4]三氮唑并[3,4-c][1,4]噁嗪-2-四氟硼酸鎓盐

品牌

Sigma-Aldrich

CAS

925706-40-7

货号

708569

包装型号

规格纯度

参考价格

2667.82 元 *本价格含增值税费

促销

数量

产品名称：

925706-40-7
(S)-5-Benzyl-2-mesityl-6,6-dimethyl-6,8-dihydro-5H-[1,2,4]triazolo[3,4-c][1,4]oxazin-2-ium tetrafluoroborate
(S)-5-苄基-2-均三甲苯基-6,6-二甲基-6,8-二氢-5H-[1,2,4]三氮唑并[3,4-c][1,4]噁嗪-2-四氟硼酸鎓盐

产品介绍：

产品说明

应用

Catalyst for:

Intermolecular conjugate addition of alcohols to unsaturated ketones and esters
Preparation of β-amino carbonyl compounds by N-heterocyclic carbene-catalyzed enantioselective Mannich reactions of a-aryloxyacetaldehydes with imines
Asymmetric synthesis of cyclopentenes from allyl diketones by carbene-catalyzed intramolecular aldol reaction, lactonization, and carbon dioxide expulsion
Preparation of esters via tandem oxidation of allylic/benzylic/propargyl alcohols or aldehyde

包装

100, 500 mg in amber glass bottle

基本信息

经验(实验)分子式	C₂₃H₂₈BF₄N₃O
分子量	449.29
MDL编号	MFCD16621403
PubChem化学物质编号	329762808
NACRES	NA.22

产品性质

mp	200-206 ℃
SMILES string	F[B-](F)(F)F.CC1=C(C(C)=CC(C)=C1)[N+]2=CN3C(COC(C)(C)[C@@H]3CC4=CC=CC=C4)=N2
InChI	1S/C23H28N3O.BF4/c1-16-11-17(2)22(18(3)12-16)26-15-25-20(13-19-9-7-6-8-10-19)23(4,5)27-14-21(25)24-26;2-1(3,4)5/h6-12,15,20H,13-14H2,1-5H3;/q+1;-1/t20-;/m0./s1
InChI key	PVYSZYZMWZCJCT-BDQAORGHSA-N

安全信息

危险声明	H413
预防措施声明	P273 - P501
危险分类	Aquatic Chronic 4
储存分类代码	11 - Combustible Solids
WGK	WGK 3
闪点(F)	Not applicable
闪点(C)	Not applicable
个人防护装备	Eyeshields, Gloves, type N95 (US)