Phosphazene base P4-t-Bu solution

• Catalog No.: 79421
• CAS Number: 111324-04-0
• M. F.: C22H63N13P4
• M. W.: 633.717764

SYNONYMS

• Title: 磷腈配体 P4-叔丁基 溶液
• IUPAC name: 5-(tert-butylimino)-2,3-N',3-N',3-N,3-N,7-N',7-N',7-N,7-N,8-decamethyl-5-N-[tris(dimethylamino)-λ^5-phosphanylidene]-2,4,6,8-tetraaza-3λ^5,5λ^5,7λ^5-triphosphanona-3,6-diene-3,3,5,7,7-pentamine
• IUPAC Traditional name: 5-(tert-butylimino)-2,3-N',3-N',3-N,3-N,7-N',7-N',7-N,7-N,8-decamethyl-5-N-[tris(dimethylamino)-λ^5-phosphanylidene]-2,4,6,8-tetraaza-3λ^5,5λ^5,7λ^5-triphosphanona-3,6-diene-3,3,5,7,7-pentamine
• Synonyms: 1-叔丁基-4,4,4-三(二甲氨基)-2,2-二[三(二甲氨基)-正膦亚基氨基]-2Λ5,4Λ5-连二(磷氮基化合物); 1-tert-Butyl-4,4,4-tris(dimethylamino)-2,2-bis[tris(dimethylamino)-phosphoranylidenamino]-2λ5,4λ5-catenadi(phosphazene)

DATABASE IDS

• Beilstein Number: 5784423
• CAS Number: 111324-04-0
• PubChem SID: 24887457
• MDL Number: MFCD00145114

PROPERTIES

• Concentration: ~1.0 M in hexane
• Empirical Formula (Hill Notation): C22H63N13P4
• Density: 0.90 g/mL at 20 °C
• Flash Point: -26 °C
• Flash Point: -14.8 °F
• GHS Signal Word: Danger
• GHS Hazard statements: H225-H304-H314-H336-H361f-H373-H411
• European Hazard Symbols: Flammable (F)
• European Hazard Symbols: Corrosive (C)
• European Hazard Symbols: Nature polluting (N)
• Personal Protective Equipment: Faceshields, full-face respirator (US), Gloves, Goggles, multi-purpose combination respirator cartridge (US), type ABEK (EN14387) respirator filter
• GHS Precautionary statements: P210-P261-P273-P280-P301 + P310-P305 + P351 + P338
• RID/ADR: UN 2924 3/PG 2
• Risk Statements: 11-34-48/20-51/53-62-65-67
• Safety Statements: 16-26-36/37/39-45-61-62
• Hazard Class: 3
• UN Number: 2924
• Packing Group: 2
• German water hazard class: 3

DETAILS

Description (English)

Caution
Product crystallizes out of solution, can be redissolved on heating to 40°C.
Other Notes
Extremely strong, hindered, neutral nitrogen base; it is about 1018 times more basic than DBU [pKa (DMSO) 30.25]. Stable to hydrolysis and unaffected by alkylating agents1,2; Base for enolate formation and stereoselective alkylation3
Packaging
1, 5 mL in glass bottle
25 mL in Sure/Seal™
Application
Phosphazene Bases: a Family of Extremely Strong, Non-Ionic, Non-Charged Nitrogen-Bases

Description (简体中文)

Caution
Product crystallizes out of solution, can be redissolved on heating to 40°C.
Other Notes
具有位阻的含中性氮的强碱；其碱性约为 DBU [pKa (DMSO) 30.25] 的 1018 倍。水解稳定且不受烷基化试剂的影响1,2；用于形成烯醇化物以及用于立体选择性烷化反应3
包装
1, 5 mL in glass bottle
25 mL in Sure/Seal™
Application
Phosphazene Bases: a Family of Extremely Strong, Non-Ionic, Non-Charged Nitrogen-Bases