4-Nitrobenzyl Chloroformate CAS 4457-32-3 Purity >98.5% (Titration) Factory

Short Description:

Chemical Name: 4-Nitrobenzyl Chloroformate

CAS: 4457-32-3

Purity: >98.5% (Titration With AgNO3)

Appearance: Similar White Solid

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Product Detail

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4457-32-3 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer and supplier of 4-Nitrobenzyl Chloroformate (CAS: 4457-32-3) with high quality, commercial production. We can provide Certificate of Analysis (COA), Safety Data Sheet (SDS), worldwide delivery, small and bulk quantities available, strong after-sale service. Welcome to order. Please contact: alvin@ruifuchem.com

4457-32-3 - Chemical Properties:

Chemical Name	4-Nitrobenzyl Chloroformate
Synonyms	PNZ-Cl; p-Nitrobenzyl Chloroformate; para-Nitrobenzyl Chloroformate; Chloroformic Acid 4-Nitrobenzyl Ester; Chloroformic Acid p-Nitrobenzyl Ester; PNZ; PNBCF; 4-Nitrocarbobenzoxychloride; p-Nitrocarbobenzoxy Chloride; 4-Nitrobenzyl Chloridocarbonate; 4-Nitrobenzyloxycarbonyl Chloride
CAS Number	4457-32-3
Stock Status	In Stock, Production Scale Up to Tons
Molecular Formula	C8H6ClNO4
Molecular Weight	215.59
Melting Point	31.0 to 36.0℃(lit.)
Boling Point	230℃/10 mmHg
Sensitive	Moisture Sensitive, Heat Sensitive
Stability	Stable, but moisture-sensitive. May develop pressure in storage. Incompatible with moisture, strong bases, alcohols, amines, acids.
COA & MSDS	Available
Sample	Available
Origin	Shanghai, China
Brand	Ruifu Chemical

4457-32-3 - Specifications:

Item	Specifications
Appearance	Similar White Solid
Purity / Analysis Method	>98.5% (Titration With AgNO3)
Melting Point	31.0 to 36.0℃
Refractive Index	n20/D 1.5520~1.5560
Solubility in Toluene	Almost Transparency
Infrared Spectrum	Conforms to Structure
Proton NMR Spectrum	Conforms to Structure
Test Standard	Enterprise Standard

Package & Storage:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.

Storage Condition: Store in sealed containers at cool and dry place; Protect from light and moisture.

Advantages:

FAQ:

4457-32-3 - Risk and Safety:

Risk Codes
R34 - Causes burns
R37 - Irritating to the respiratory system
R23/24/25 - Toxic by inhalation, in contact with skin and if swallowed.
R36/37 - Irritating to eyes and respiratory system.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36/37/39 - Wear suitable protective clothing, gloves and eye/face protection.
S45 - In case of accident or if you feel unwell, seek medical advice immediately (show the label whenever possible.)
S38 - In case of insufficient ventilation, wear suitable respiratory equipment.
S28A -
S27 - Take off immediately all contaminated clothing.
UN IDs UN 3261 8/PG 2
WGK Germany 3
FLUKA BRAND F CODES 3-4.9
HS Code 2915900090
Hazard Note Corrosive/Toxic/Moisture Sensitive
Hazard Class 8
Packing Group III

4457-32-3 - Application:

4-Nitrobenzyl Chloroformate (CAS: 4457-32-3) is used as a coupling reagent, as an intermediate in organic synthesis, etc. Protecting group reagent; 4-Nitro-Z derivatives are more readily cleaved by hydrogenolysis and are more stable to acid than the Z-protection.