79421

Phosphazene base P4-t-Bu solution

~0.8 M in hexane

Manufacturer: Sigma Aldrich

CAS Number: 111324-04-0

Synonym(S): 1-tert-Butyl-4,4,4-tris(dimethylamino)-2,2-bis[tris(dimethylamino)-phosphoranylidenamino]-2λ5,4λ5-catenadi(phosphazene)

Select a Size

Pack Size SKU Availability Price
1 ML 79421-1-ML In Stock ₹ 8,703.30
5 ML 79421-5-ML In Stock ₹ 28,556.35
25 ML 79421-25-ML In Stock ₹ 90,215.55

79421 - 1 ML

₹ 8,703.30

In Stock

Quantity

1

Base Price: ₹ 8,703.30

GST (18%): ₹ 1,566.594

Total Price: ₹ 10,269.894

form

liquid

Quality Level

100

concentration

~0.8 M in hexane

density

0.850-0.875 g/mL at 20 °C

SMILES string

CN(C)P(=NP(=NC(C)(C)C)(N=P(N(C)C)(N(C)C)N(C)C)N=P(N(C)C)(N(C)C)N(C)C)(N(C)C)N(C)C

InChI

1S/C22H63N13P4/c1-22(2,3)23-36(24-37(27(4)5,28(6)7)29(8)9,25-38(30(10)11,31(12)13)32(14)15)26-39(33(16)17,34(18)19)35(20)21/h1-21H3

InChI key

NSRBCQCXZAYQHF-UHFFFAOYSA-N

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Description

  • Application: Phosphazene Bases: a Family of Extremely Strong, Non-Ionic, Non-Charged Nitrogen–Bases
  • 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 agents[1][2]; Base for enolate formation and stereoselective alkylation[3]

SAFETY INFORMATION

Pictograms

GHS02,GHS08,GHS05,GHS07

Signal Word

Danger

Hazard Statements

H225,H304,H314,H336,H361f,H372,H412

Precautionary Statements

P210 - P280 - P301 + P330 + P331 - P303 + P361 + P353 - P304 + P340 + P310 - P305 + P351 + P338

Hazard Classifications

Aquatic Chronic 3 - Asp. Tox. 1 - Eye Dam. 1 - Flam. Liq. 2 - Repr. 2 - Skin Corr. 1B - STOT RE 1 Inhalation - STOT SE 3

Target Organs

Central nervous system, Nervous system

WGK

WGK 3

Flash Point(F)

closed cup

Flash Point(C)

closed cup

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves