China (Mainland)
Premiumsupplier
factory supply fresh 99% Entacapone with cas 130929-57-6 in stock CAS NO.130929-57-6
- Min.Order: 10 Gram
- Payment Terms: T/T,MoneyGram
- Product Details
Keywords
- Entacapone
- Entacapone powder
- cas 130929-57-6
Quick Details
- ProName: factory supply fresh 99% Entacapone wi...
- CasNo: 130929-57-6
- Molecular Formula: C14H15N3O5
- Appearance: white powder
- Application: Entacapone is (E)-Isomer of Entacapone...
- DeliveryTime: immediately
- PackAge: aluminum foil bag
- Port: HK, Shanghai, Shenzhen
- ProductionCapacity: 100 Kilogram/Month
- Purity: 99%
- Storage: cool and dry place
- Transportation: email: wonda-chem@outlook.com
- LimitNum: 10 Gram
Superiority
1.high quality:
quality is life. quality is the most important element for all goods. we have a lab doing research in wuhan china. hplc and nmr is available if needed.
2.reasonable price:
we provide high quality products with competitive price in china. all customers are welcomed to send us inquiries and get quotation.
3.low moq:
no worry about the low moq, our moq is 1 gram or even lower.
4.good service.
fast response. we promise to reply within 24 hours including holidays and send quotation sheet and other documents within 48 hours.
5. fast shipping and secure courier.
we promise to send out products and provide tracking number within 3 working days. and we send via different couriers based on different destination countries. we usually use nl post, hk post, germany post, eub, etk, etc.
Details
1)Product Name:factory supply fresh 99% Entacapone with cas.130929-57-6 in stock
2)CAS:130929-57-6
3)Molecular Formula:C14H15N3O5
4)Molecular Weight:305.29
5)Assay:98.0~101.0%
6)Appearance:Yellow or colourless crystalline powder with characteristic odor
Specification:
|
Item |
Standard(EP) |
|
Appearance |
A pale yellow powder |
|
Identification |
Should comply with the IR spectrum |
|
Exhibits maximum absorption at 354nm |
|
|
Clarity of solution |
5.0% w/v solution in DMF is clear |
|
Related Substances (Impurity A) |
≤0.10% |
|
Related Substances (Impurity B) |
≤0.10% |
|
Related Substances (Impurity C) |
≤0.05% |
|
Related Substances (Impurity D) |
≤0.05% |
|
Related Substances (Any other impurity) |
≤0.10% |
|
Related Substances (Total Impurities) |
≤0.3% |
|
Heavy metals |
≤20ppm |
|
Loss on drying |
≤0.5% |
|
Sulphated ash |
≤0.1% |
|
Assay,on anhydrous basis |
99.0%~101.0% |
|
Residual Solvents(Ethanol) |
≤5000ppm |
|
Residual Solvents(1,2-Xylene) |
≤2170ppm |
Function:
Entacapone is (E)-Isomer of Entacapone polymorphic form A. Peripherally acting inhibitor of COMT (catechol-O-methyltransferase), an enzyme involved in the metabolism of catecholamine neurotransmitters and related drugs. Antiparkinsonian.
