Bis(4-Nitrophenyl) Carbonate (NPC) CAS 5070-13-3 Purity >99.0% (HPLC) Coupling Reagents

Short Description:

Bis(4-Nitrophenyl) Carbonate

Synonyms: NPC 

CAS: 5070-13-3

Purity: >99.0% (HPLC)

Off-White to Light Yellow Crystalline Powder

Coupling Reagents, High Quality 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com


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Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of Bis(4-Nitrophenyl) Carbonate (NPC) (CAS: 5070-13-3) with high quality. Ruifu Chemical supplys a series of protecting reagents and coupling reagents. Ruifu can provide worldwide delivery, competitive price, small and bulk quantities available. Purchase NPC, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name Bis(4-Nitrophenyl) Carbonate  
Synonyms NPC; Bis(p-Nitrophenyl) Carbonate; Carbonic Acid Bis(4-Nitrophenyl) Ester; 4-Nitrophenyl Carbonate; 4,4'-Dinitrodiphenyl Carbonate; Di-4-Nitrophenyl Carbonate; Di-p-Nitrophenyl Carbonate; p,p'-Dinitrodiphenylcarbonate;
Stock Status In Stock, Mass Production
CAS Number 5070-13-3
Molecular Formula C13H8N2O7
Molecular Weight 304.21 g/mol
Melting Point 137.0~144.0℃ 
Density 1.501±0.06 g/cm3 
Sensitive Moisture Sensitive 
Water Solubility  Insoluble in Water 
Solubility  Soluble in Chloroform and Tetrahydrofuran
Storage Temp.  Cool & Dry Place (2~8℃) 
COA & MSDS Available
Category   Coupling Reagents 
Brand Ruifu Chemical

Specifications:

Items Inspection Standards Results
Appearance Off-White to Light Yellow Crystalline Powder  Complies      
Melting Point 137.0~144.0℃ 139.7~140.9℃
Loss on Drying <0.50% 0.11% 
Residue on Ignition <0.20% <0.10%
Purity / Analysis Method >99.0% (HPLC)  99.76% 
300MHz   Consistent with Structure Complies
Conclusion The product has been tested & complies with the given specifications

Package/Storage/Shipping:

Package: Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Moisture sensitive. Store in sealed containers at cool and dry (2~8℃) warehouse away from incompatible substances. Protect from light and moisture. Incompatible with strong oxidizing agents and acids.
Shipping: Deliver to worldwide by FedEx / DHL Express. Provide fast and reliable delivery. 

5070-13-3 ROS of NPC:

www.ruifuchemical.com

5070-13-3 Method of Analysis:

1. Properties: This product should be off-white to light yellow crystalline powder.
2. Content determination: octadecyl silane bonded silica gel as filler (250*4.6mm*5.0μm); Acetonitrile:Water =70:30 is the mobile phase; The detection wavelength was 254nm. Flow rate: 0.6ml/min; Theory board number press against NPC
The main peak should be no less than 2000.
Determination method: Take this product, make acetonitrile solution containing NPC 20μg in every 1ml, as the test product solution.
20μL of the test solution was injected into the chromatograph, and the retention time of the chromatogram to the main peak was 2 times.
Results: Calculated by area normalization method, the NPC contained no less than 99.0%.
3. Melting point: The melting point of the product shall be determined according to the melting point determination method (Appendix VII C, 2010 Edition of Chinese Pharmacopoeia): 137.0~144.0 ℃.
4. NMR characterization: The frequency was 300MHz, and CDCl3 was used as solvent to conduct NMR characterization of samples at room temperature.
5. Loss on drying : Take this product at 60℃ vacuum drying to constant weight, weight loss shall not exceed 0.5%.
6. Storage: Store in a cool and dry place away from light (RT).
7. Reinspection period: one year.

Advantages:

Sufficient Capacity: Sufficient facilities and technicians

Professional Service: One stop purchasing service

OEM Package: Custom package and label available

Fast Delivery: If within stock, three days delivery guaranteed

Stable Supply: Maintain reasonable stock    

Technical Support: Technology solution available

Custom Synthesis Service: Ranged from grams to kilos

High Quality: Established a complete quality assurance system

FAQ:

How to Purchase? Please contact Dr. Alvin Huang: sales@ruifuchem.com or alvin@ruifuchem.com 

15 Years Experience? We have more than 15 years of experience in the manufacture and export of a wide range of high quality pharmaceutical intermediates or fine chemicals.

Main Markets? Sell to domestic market, North America, Europe, India, Korea, Japanese, Australia, etc.

Advantages? Superior quality, affordable price, professional services and technical support, fast delivery.

Quality AssuranceStrict quality control system. Professional equipment for analysis include NMR, LC-MS, GC, HPLC, ICP-MS, UV, IR, OR, K.F, ROI, LOD, MP, Clarity, Solubility, Microbial limit test, etc.

SamplesMost products provide free samples for quality evaluation, shipping cost should be paid by customers.

Factory AuditFactory audit welcome. Please make an appointment in advance.

MOQ? No MOQ. Small order is acceptable.

Delivery Time? If within stock, three days delivery guaranteed.

TransportationBy Express (FedEx, DHL), by Air, by Sea.

Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.

Custom SynthesisCan provide custom synthesis services to best fit your research needs.

Payment TermsProforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc. 

5070-13-3 - Risk and Safety:

Hazard Symbols Xi - Irritant
Risk Codes
36/38 - Irritating to eyes and skin.
Safety Description
S26 - In case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
S36 - Wear suitable protective clothing.
WGK Germany 3
FLUKA BRAND F CODES 10-21
HS Code 2920909090

Application:

Bis(4-Nitrophenyl) Carbonate (NPC) (CAS: 5070-13-3), is used as a reagent for preparation of symmetrical and unsymmetrical urea and 4-nitrophenyl esters of N-protected amino acids. It acts as a peptide coupling reagent. It finds application as a reagent for the preparation of carbamate linked cytosines.
NPC can be used as an intermediate for APIs such as Ritonavir (CAS: 155213-67-5), Rivastigmine (CAS: 123441-03-2) and Cobicistat (CAS: 1004316-88-4). Used as an organic synthesis intermediate, pharmaceutical intermediate, or chemical reagent.

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