(DHQD)2PHAL CAS 140853-10-7 Purity ≥98.0% (NMR)

Short Description:

Chemical Name: (DHQD)2PHAL 

CAS: 140853-10-7

Purity: ≥98.0% (NMR)

Appearance: Off-White to Light Yellow Powder 

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 (DHQD)2PHAL (CAS: 140853-10-7) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase (DHQD)2PHAL, Please contact: alvin@ruifuchem.com

Chemical Properties:

Chemical Name (DHQD)2PHAL 
Synonyms (DHQD)2PHAL; Hydroquinidine 1,4-Phthalazinediyl Diether; Sharpless Catalyst; SYKINH-61; 1,4-Bis(Dihydroquinidine)phthalazine; 1,4-Bis(9'-O-Dihydroquinidyl)phthalazine
Stock Status In Stock, Commercial Production
CAS Number 140853-10-7
Molecular Formula C48H54N6O4
Molecular Weight 778.98 g/mol
Melting Point 158.0~162.0℃ 
Density 1.3 
COA & MSDS Available
Brand Ruifu Chemical

Specifications:

Items Inspection Standards Results
Appearance Off-White to Light Yellow Powder
Off-White Powder
Specific Rotation [a]22/D -265.0° to -260.0° (C=1 in MeOH) -262.3°
Melting Point 158.0~162.0℃ 160.2℃
Water by Karl Fischer  <0.50% 0.1%
Assay / Analysis Method ≥98.0% (NMR)  99.5% 
1 H NMR Spectrum  Consistent with Structure Complies  
LCMS 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: Store in a tightly closed container. Store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Protect from light and moisture.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 

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. 

140853-10-7 - Risk and Safety:

Safety Description S22 - Do not breathe dust.
S24/25 - Avoid contact with skin and eyes.
WGK Germany 3
FLUKA BRAND F CODES 9
HS Code 2939 2000.00

140853-10-7 - Application:

(DHQD)2PHAL (CAS: 140853-10-7) is a monomeric cinchona alkaloid dimer used as a catalyst for asymmetric halogenations.
(DHQD)2PHAL is a modified cinchona alkaloid derivative mainly used as a ligand for enantioselective catalysis.
(DHQD)2PHAL is a chinchona alkaloid used as a ligand for Sharpless Asymmetric Dihydroxylation. (DHQD)2PHAL has been used in the study of the hydroxylation of a steroidal dienic side chain.  

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