Shanghai Ruifu Chemical Co., Ltd. is the leading manufacturer of 3-Hydroxyxanthen-9-one (Sieber Linker) (CAS: 3722-51-8) with high quality. Ruifu can provide worldwide delivery, competitive price, small and bulk quantities available. Purchase Sieber Linker, Please contact: alvin@ruifuchem.com
| Chemical Name |
3-Hydroxyxanthen-9-one |
| Synonyms |
Sieber Linker; 3-Hydroxyxanthone; 3-Hydroxy-9H-Xanthen-9-one |
| Stock Status |
In Stock |
| CAS Number |
3722-51-8 |
| Molecular Formula |
C13H8O3 |
| Molecular Weight |
212.20 g/mol |
| Melting Point |
252.0~260.0℃ |
| Density |
1.395±0.06 g/cm3 |
| Storage Temp. |
Cool & Dry Place (2~8℃) |
| COA & MSDS |
Available |
| Category |
Linkers for Solid Phase Synthesis |
| Brand |
Ruifu Chemical |
| Items |
Inspection Standards |
Results |
| Appearance |
White to Off-White Powder |
Complies |
| Melting Point |
252.0~260.0℃ |
252.0~252.3℃ |
| Clarity of Solution |
0.3 gram in 2ml DMF Clear Solution |
Complies |
| Purity / Analysis Method |
>99.0% (HPLC) |
99.8% |
| TLC Analysis |
One Spot |
Complies |
| IR Spectrum |
In Accordance With the Standard |
Complies |
| Mass Spectrum |
In Accordance With the Standard |
Complies |
| Conclusion |
The product has been tested & complies with the given specifications |
Package: Bottle, 25kg/Cardboard Drum, or according to customer's requirement.
Storage Condition: Store in sealed containers at cool and dry (2~8℃) warehouse away from incompatible substances. Protect from light and moisture.
Shipping: Deliver to worldwide by FedEx / DHL Express. Provide fast and reliable delivery.
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 Assurance? Strict 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.
Samples? Most products provide free samples for quality evaluation, shipping cost should be paid by customers.
Factory Audit? Factory audit welcome. Please make an appointment in advance.
MOQ? No MOQ. Small order is acceptable.
Delivery Time? If within stock, three days delivery guaranteed.
Transportation? By Express (FedEx, DHL), by Air, by Sea.
Documents? After sales service: COA, MOA, ROS, MSDS, etc. can be provided.
Custom Synthesis? Can provide custom synthesis services to best fit your research needs.
Payment Terms? Proforma invoice will be sent first after confirmation of order, enclosed our bank information. Payment by T/T (Telex Transfer), PayPal, Western Union, etc.
Hazard Symbols Xi - Irritant
Risk Codes
36/37/38 - Irritating to eyes, respiratory system 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.
3-Hydroxyxanthen-9-one (Sieber Linker) (CAS: 3722-51-8), linkers for solid phase synthesis.