Make sure to sign up for an account today for exclusive coupons and free shipping on orders over $75!
Maximum quantity allowed is 999
Please select the quantity
CAS RN: 139756-21-1 | Product Number: E1134
5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone
×
![]()
×
![5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone](/_ui/responsive/theme-tci/images/missing_product_zoom.jpg "5-(2-Ethoxyphenyl)-1-methyl-3-propyl-1,6-dihydro-7H-pyrazolo[4,3-d]-7-pyrimidinone")
Purity: >98.0%(T)(HPLC)
Synonyms:
Product Documents:
| Size | Unit Price | Philadelphia, PA | Portland, OR | Japan* | Quantity |
|---|---|---|---|---|---|
| 5G |
$84.00
|
1 | Contact Us | 12 |
|
| 25G |
$245.00
|
7 | Contact Us | 27 |
|
* Items in stock locally ship in 1-2 business days. Items from Japan stock are able to ship from a US warehouse within 2 weeks. Please contact TCI for lead times on items not in stock. Excludes regulated items and items that ship on ice.
* To send your quote request for bulk quantities, please click on the "Request Quote" button. Please note that we cannot offer bulk quantities for some products.
*TCI frequently reviews storage conditions to optimize them. Please note that the latest information on the storage temperature for the products is described on our website.
| Product Number | E1134 |
| Purity / Analysis Method | >98.0%(T)(HPLC) |
| Molecular Formula / Molecular Weight | C__1__7H__2__0N__4O__2 = 312.37 |
| Physical State (20 deg.C) | Solid |
| Storage Temperature | Room Temperature (Recommended in a cool and dark place, <15°C) |
| CAS RN | 139756-21-1 |
| Reaxys Registry Number | 7658133 |
| PubChem Substance ID | 354333432 |
| MDL Number | MFCD04088989 |
Specifications
| Appearance | White to Light yellow to Light orange powder to crystal |
| Purity(HPLC) | min. 98.0 area% |
| Purity(Nonaqueous Titration) | min. 98.0 % |
| Melting point | 143.0 to 147.0 °C |
Properties (reference)
| Melting Point | 145 °C |
GHS
| Pictogram |
|
| Signal Word | Warning |
| Hazard Statements | H315 : Causes skin irritation. H319 : Causes serious eye irritation. |
| Precautionary Statements | P264 : Wash skin thoroughly after handling. P280 : Wear protective gloves/ eye protection/ face protection. P337 + P313 : If eye irritation persists: Get medical advice/ attention. P305 + P351 + P338 : IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing. P302 + P352 : IF ON SKIN: Wash with plenty of soap and water. P332 + P313 : If skin irritation occurs: Get medical advice/ attention. P362 : Take off contaminated clothing and wash before reuse. |
Related Laws:
Transport Information:
| HS Number | 2933.59.8000 |
Application
A Related Substance of Sildenafil Citrate
This reagent is a related substance of sildenafil citrate [S0986] which is a cGMP-specific phosphodiesterase 5 (PDE5) inhibitor.
References
- Determinaton of sildenafil citrate and related substances in the commercial products and tablet dosage form using HPLC
- Separation and determination of synthetic impurities of sildenafil (viagra) by reversed-phase high-performance liquid chromatography
- A facile and improved synthesis of sildenafil (Viagra) analogs through solid support microwave irradiation possessing tyrosinase inhibitory potential, their conformational analysis and molecular dynamics simulation studies
PubMed Literature
Product Documents (Note: Some products will not have analytical charts available.)
Safety Data Sheet (SDS)
Please select Language.
The requested SDS is not available.
Please Contact Us for more information.
Specifications
C of A & Other Certificates
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
Sample C of A
This is a sample C of A and may not represent a recently manufactured lot of the product.
A sample C of A for this product is not available at this time.
Analytical Charts
Please enter Lot Number
Incorrect Lot Number. Please input only the 4-5 alphanumeric characters before the hyphen.
The requested analytical chart is not available. Sorry for the inconvenience.