[]
Press enter to search compound
Logo
Quick Enquiry
  • sales@clearsynth.com
A    B    C    D    E    F    G    H    I    J    K    L    M    N    O    P    Q    R    S    T    U    V    W    X    Y    Z    
Clearsynth is a leading innovator in pharmaceutical reference standards, offering high-quality Reference Standards for Levonorgestrel, including both pharmacopeial and non-pharmacopeial impurities, metabolites, stable isotope products, and nitrosamines (N-NO products). Our Levonorgestrel impurity reference standards are invaluable for pharmaceutical research, supporting product development, ANDA and DMF submissions, quality control (QC), method validation, and stability studies. They also aid in identifying unknown impurities and assessing genotoxic potential.
Our Levonorgestrel-related products undergo thorough characterization and are supplied with detailed Certificates of Analysis (COA) and analytical data that meet regulatory requirements. All supplied products are re-tested at regular intervals to ensure ongoing quality and compliance.

Levonorgestrel Related Compounds

Stable Isotopes

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
Levonorgestrel D8 Stable Isotopes CS-F-00031 797-63-7(unlabelled) Enquire
Levonorgestrel-d6 Stable Isotopes CS-O-02978 2376035-98-0 In Stock


API

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
D-Ethylgonendione API CS-T-22850 21800-83-9 In Stock
Levonorgestrel API CS-O-01737 797-63-7 In Stock
Levonorgestrel Sulfate API CS-O-43144 Not Available Enquire
Levonorgestrel Sulfate Sodium Salt API CS-T-96156 ---- Enquire
Norethindrone API CS-O-01977 68-22-4 In Stock
Levonorgestrel Diacetate API CS-F-00111 13635-15-9 Enquire


Metabolite

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
6(7)-Dehydro Levonorgestrel Acetate Metabolite CS-F-00093 Not Available Enquire
Levonorgestrel-3-ethyldienol ether Metabolite CS-F-00091 24908-87-0 Enquire


Impurity

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
(17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-3,5-dien-20-yn-17... Impurity CS-T-54488 176254-10-7 In Stock
(5S,8R,9S,13S,14S,17R)-13-Ethyl-17-ethynyl-17-hydroxy-2,4,5,... Impurity CS-O-59189 ---- Enquire
17-epi-Levonorgestrel Impurity CS-O-59188 178737-52-5 Enquire
3α, 5α tetrahydrolevonorgestrel Impurity CS-O-46425 19954-02-0 Enquire
3α, 5β-tetrahydro-levonorgestrel Impurity CS-P-02825 Not Available Enquire
5a-Dihydrolevonorgestrel Impurity CS-T-53123 78088-19-4 Enquire
6β-Deshydroxy-10β-hydroxylevonorgestrel Impurity CS-TB-14843 20402-62-4 Enquire
Levonorgestrel Acetate Delta-5 Impurity Impurity CS-O-43423 1175110-92-5 Enquire
Levonorgestrel EP Impurity A Impurity CS-O-37870 1260525-53-8 In Stock
Levonorgestrel EP Impurity B Impurity CS-T-54486 19914-67-1 In Stock
Levonorgestrel EP Impurity C Impurity CS-T-54470 1337972-89-0 Enquire
Levonorgestrel EP Impurity H Impurity CS-T-55950 55555-97-0 In Stock
Levonorgestrel EP Impurity I Impurity CS-T-55821 21508-50-9 Enquire
Levonorgestrel EP Impurity J Impurity CS-T-60033 1175109-63-3 In Stock
Levonorgestrel EP Impurity O Impurity CS-O-15350 155683-60-6 In Stock
Levonorgestrel Glucuronide Impurity CS-T-94712 Not Available Enquire
Levonorgestrel-3-isopropyldienol ether Impurity CS-O-43827 Not Available Enquire
rac 18-Methyl Mestranol Impurity CS-O-57777 852-82-4 Enquire
Δ5(10),6,8(9)-D-(-)-Norgestrel Impurity CS-T-59731 155683-59-3 Enquire
(+/-) Levonorgestrel EP Impurity A Impurity CS-T-51784 110785-09-6 Enquire
(17a)-(+/-)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-die... Impurity CS-T-54514 799-43-9 Enquire
(17a)-13-Ethyl-3-methoxy-18,19-dinorpregna-2,5(10)-dien-20-y... Impurity CS-T-74349 14507-51-8 Enquire
10β - Dehydro Levonorgestrel Impurity CS-O-16536 Not Available Enquire
13-Ethylgon-5(10)en-3,17-dione Impurity CS-T-22849 4222-96-2 Enquire
6β - Dehydro Levonorgestrel Impurity CS-O-16537 Not Available Enquire
6-Hydroxy Levonorgestrel Impurity CS-F-00105 1458616-80-2 Enquire
6α-Hydroxy Levonorgestrel Impurity CS-T-79259 87585-03-3 Enquire
delta-1(10)-4,5-Dihydrolevonorgestrel Impurity CS-O-43851 Not Available Enquire
delta-1(2)-4,5-Dihydrolevonorgestrel Impurity CS-O-43854 Not Available Enquire
delta-9(11)-Levonorgestrel Impurity CS-O-43850 Not Available Enquire
Levonorgestrel EP Impurity B Impurity CS-EG-03314 19914-67-1 Enquire
Levonorgestrel EP Impurity D Impurity CS-T-54441 32419-58-2 Enquire
Levonorgestrel EP Impurity G Impurity CS-O-15349 87585-03- 3 Enquire
Levonorgestrel EP Impurity P Impurity CS-O-15352 100021-05-4 Enquire
Levonorgestrel EP Impurity Q Impurity CS-ZG-35652 14507-49-4 Enquire
Levonorgestrel EP Impurity R Impurity CS-O-32358 2322-77-2 Enquire
Levonorgestrel for SST 1 CRS(Containing Imp.A,H,K,M,O and S) Impurity CS-EG-03417 ---- Enquire
Levonorgestrel for SST 2 CRS(Containing Imp.V & W) Impurity CS-EG-03418 ---- Enquire


Intermediate

COMPOUND CATEGORY CAT. No. CAS. No. STOCK STATUS
6(7)-Dehydro Norgestrel Intermediate CS-T-51783 51087-61-7 In Stock