tert-Butyl (Triphenylphosphoranylidene)acetate CAS 35000-38-5 Purity >98.0% (HPLC)

Short Description:

tert-Butyl (Triphenylphosphoranylidene)acetate


CAS: 35000-38-5

Purity: >98.0% (HPLC)

Appearance: White to Light Yellow Powder 

Contact: Dr. Alvin Huang

Mobile/Wechat/WhatsApp: +86-15026746401

E-Mail: alvin@ruifuchem.com

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35000-38-5 - Description:

Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of tert-Butyl (Triphenylphosphoranylidene)acetate (CAS: 35000-38-5) with high quality. Ruifu Chemical can provide worldwide delivery, competitive price, excellent service, small and bulk quantities available. Purchase, Please contact: alvin@ruifuchem.com

35000-38-5 - Chemical Properties:

Chemical Name tert-Butyl (Triphenylphosphoranylidene)acetate 
Synonyms (tert-Butoxycarbonylmethylene)triphenylphosphorane; (Triphenylphosphoranylidene)acetic Acid tert-Butyl Ester; (Carbo-tert-Butoxymethylene)triphenylphosphorane
Stock Status In Stock, Commercial Production  
CAS Number 35000-38-5
Molecular Formula C24H25O2P
Molecular Weight 376.44 
Melting Point 146.0~155.0℃(lit.) 
Sensitive Air Sensitive, Heat Sensitive  
Water Solubility  Sparingly Soluble in Water 
Hazard Class 6.1; Poison
Packing Group III
COA & MSDS Available
Origin Shanghai, China
Brand Ruifu Chemical

35000-38-5 - Specifications:

Items Specifications  Results
Appearance White to Light Yellow Powder  Complies      
Melting Point 146.0~155.0℃ 152.0~155.0℃
Loss on Drying <2.00% 1.70% 
Ph3P + Ph3PO <2.00% <2.00%
Unknown Impurity <0.50% <0.50%
Purity / Analysis Method >98.0% (HPLC)  98.40% 
1H NMR Spectrum Consistent with Structure Complies
Conclusion The product has been tested and complies with the given specifications


Package: Fluorinated Bottle, Aluminium foil bag, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Keep the container tightly closed, store in a cool, dry (2~8℃) and well-ventilated warehouse away from incompatible substances. Protect from light and moisture. Incompatible with strong oxidizing agents.
Shipping: Deliver to worldwide by air, by FedEx / DHL Express. Provide fast and reliable delivery. 


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


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. 

35000-38-5 - Risk and Safety:

Risk Codes
R25 - Toxic if swallowed
R36 - Irritating to the eyes
R43 - May cause sensitization by skin contact
R48/22 - Harmful danger of serious damage to health by prolonged exposure if swallowed.
R51/53 - Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
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.)
S61 - Avoid release to the environment. Refer to special instructions / safety data sheets.
UN IDs UN 3464 6.1/PG 2
WGK Germany 3
Hazard Class 6.1
Packing Group III

35000-38-5 - Application:

tert-Butyl (Triphenylphosphoranylidene)acetate (CAS: 35000-38-5) can be used as an intermediate in organic synthesis and pharmaceutical intermediate, mainly used in laboratory research and development process and pharmaceutical and chemical production process. Versatile Wittig reagent used in pharmaceutical chemistry.

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