A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.
Levonordefrin is a adrenergic receptor agonist and can be used as a topical nasal decongestant and vasoconstrictor in dentistry in the United States. Levonordefrin is also a metabolite of the antihypertensive drug methyldopa. Uses: Decongestant; vasoconstrictor. Synonyms: 4-[(1R,2S)-2-Amino-1-hydroxypropyl]-1,2-benzenediol; BA 2818; Corbadrine; D-(-)-Cobefrin; L-α-Methylnoradrenaline; Levonordefrin; Neo-cobefrin; l-Cobefrin; (-)-Nordefrin. Grades: 98%. CAS No. 829-74-3. Molecular formula: C9H13NO3. Mole weight: 183.20.
Levonordefrin
Levonordefrin, a common alternative to levoepinephrine as a vasoconstrictor in dental local agent that can suppress or relieve pain, is usually used in fivefold higher concentrations. Levonordefrin is generally considered equivalent to epinephrine [1]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: (-)-Cobefrin; (-)-α-Methylnoradrenaline; (-)-Nordefrin. CAS No. 829-74-3. Pack Sizes: 5 mg; 10 mg; 25 mg. Product ID: HY-107915.
Levonorgestrel is an orally active inhibitor of progesterone (HY-N0437). Levonorgestrel has anticancer activity and can induce Apoptosis. Levonorgestrel can be used as a contraceptive and in combination with other medications. Levonorgestrel can be used in the study of osteoporosis and uterine leiomyoma [1] [2] [3] [4] [5]. Uses: Scientific research. Group: Signaling pathways. Alternative Names: D-Norgestrel. CAS No. 797-63-7. Pack Sizes: 10 mM * 1 mL; 100 mg; 500 mg. Product ID: HY-B0257.
Levonorgestrel. Uses: Designed for use in research and industrial production. Additional or Alternative Names: microluton; Levonorgestrel; Levonorgestrel; Norgeston; Microval; [3H]-Levonorgestrel; norplant2; levonova; Levonelle; follistrel; Microlut; postinor; wy-5104. Product Category: Steroidal Compounds. Appearance: White crystalline powder. CAS No. 797-63-7. Molecular formula: C21H28O2. Mole weight: 312.45. Purity: 95%+. IUPACName: (8R,9S,10R,13S,14S,17R)-13-ethyl-17-ethynyl-17-hydroxy-1,2,6,7,8,9,10,11,12,14,15,16-dodecahydrocyclopenta[a]phenanthren-3-one. Canonical SMILES: CCC12CCC3C(C1CCC2(C#C)O)CCC4=CC(=O)CCC34. Density: 1.13 g/cm³. ECNumber: 212-349-8. Product ID: ACM797637. Alfa Chemistry ISO 9001:2015 Certified.
Levonorgestrel butyrate
Levonorgestrel butyrate is a butyl prodrug of levonorgestrel, a widely-used steroidal progestin. Synonyms: 13-ethyl-17alpha-hydroxy-18,19-dinorpregn-4-en-20-yn-3-one butyrate; Levonorgestrel butanoate. CAS No. 86679-33-6. Molecular formula: C25H35O3. Mole weight: 383.54.
Levonorgestrel EP Impurity C
Levonorgestrel EP Impurity C. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1337972-89-0. Molecular formula: C23H28O. Mole weight: 320.48. Catalog: APB1337972890.
Levonorgestrel EP Impurity P
Levonorgestrel EP Impurity P. Uses: For analytical and research use. Group: Impurity standards. CAS No. 100021-05-4. Molecular formula: C21H28O2. Mole weight: 312.45. Catalog: APB100021054.
Levonorgestrel EP Impurity Q
Levonorgestrel EP Impurity Q. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1038-28-4. Molecular formula: C20H30O2. Mole weight: 302.46. Catalog: APB1038284.
Levonorgestrel EP Impurity V
Levonorgestrel EP Impurity V. Uses: For analytical and research use. Group: Impurity standards. CAS No. 14009-70-2. Molecular formula: C22H28O2. Mole weight: 324.46. Catalog: APB14009702.
Levonorgestrel Impurity A
Cas No. 1260525-53-8.
Levonorgestrel Impurity B
Cas No. 19914-67-1.
Levonorgestrel Impurity C
Cas No. 1337972-89-0.
Levonorgestrel Impurity D
Cas No. 32419-58-2.
Levonorgestrel Impurity G
Cas No. 87585-03-3.
Levonorgestrel Impurity H (6-beta-Hydroxy Levonorgestrel)
Cas No. 55555-97-0.
Levonorgestrel Impurity I (10-beta-Hydroxy Levonorgestrel)
Cas No. 21508-50-9.
Levonorgestrel Impurity J (6-Keto Levonorgestrel)
Cas No. 1175109-63-3.
Levonorgestrel Impurity L (18-Methylester-4-ene-3,17-dione)
Cas No. 21800-83-9.
Levonorgestrel Impurity M
Cas No. 51087-61-7.
Levonorgestrel Impurity N
Cas No. 4222-96-2.
Levonorgestrel Impurity O
Cas No. 155683-60-6.
Levonorgestrel Impurity P
Cas No. 100021-05-4.
Levonorgestrel Impurity Q
Cas No. 1038-28-4.
Levonorgestrel Impurity R
Cas No. 2322-77-2.
Levonorgestrel Impurity S
Cas No. 176254-10-7.
Levonorgestrel Impurity T
Cas No. 799-43-9.
Levonorgestrel Impurity V (Aromatic Levonorgestrel)
Levophacetoperane-D3 is a labelled sympathomimetic central nervous system stimulant and is commonly used to treat depression. Levophacetoperane-D3 is also a labelled, known analeptic and is strongly linked to apnea reversal in dogs after a single intravenous injection. Group: Biochemicals. Grades: Highly Purified. Pack Sizes: 2.5mg, 25mg. Molecular Formula: C14H16D3NO2, Molecular Weight: 236.32. US Biological Life Sciences.
Worldwide
Levophacetoperane hydrochloride
Levophacetoperane inhibits in vitro in a competitive manner, norepinephrin uptake and dopamine uptake. Uses: Scientific research. Group: Signaling pathways. CAS No. 23257-56-9. Pack Sizes: 10 mM * 1 mL; 1 mg; 5 mg; 10 mg. Product ID: HY-101631.
Levophacetoperane hydrochloride
Levophacetoperane hydrochloride, a sympathomimetic central nervous system stimulant used to treat depression, inhibits in vitro in a competitive manner, norepinephrin uptake and dopamine uptake. Synonyms: Levophacetoperane hydrochloride; Levophacetoperan HCl; RP 8228; RP-8228; RP8228; [phenyl(piperidin-2-yl)methyl] acetate;hydrochloride. CAS No. 23257-56-9. Molecular formula: C14H20ClNO2. Mole weight: 269.77.
Levophacetoperane Hydrochloride
Levophacetoperane Hyrochloride, is a sympathomimetic central nervous system stimulant and is commonly used to treat depression. Levophacetoperane is also a known analeptic and is strongly linked to apnea reversal in dogs after a single intravenous injection. Group: Biochemicals. Grades: Highly Purified. CAS No. 23257-56-9. Pack Sizes: 10mg, 100mg. Molecular Formula: C14H19NO2.HCl. US Biological Life Sciences.
Worldwide
Levophenacylmorphan
Levophenacylmorphan. Group: Biochemicals. Alternative Names: 17-(2-Oxo-2-phenylethyl)morphinan-3-ol; 2-(1,3,4,9,10,10a-Hexahydro-6-hydroxy-2H-10,4a-iminoethanophenanthren-11-yl)acetophenone; 17-Phenacylmorphinan-3-ol. Grades: Highly Purified. CAS No. 10061-32-2. Pack Sizes: 1mg, 2mg, 5mg, 10mg, 25mg. Molecular Formula: C24H27NO2. US Biological Life Sciences.
Worldwide
levopimaradiene synthase
In Ginkgo, the enzyme catalyses the initial cyclization step in the biosynthesis of ginkgolides, a structurally unique family of diterpenoids that are highly specific platelet-activating-factor receptor antagonists. Levopimaradiene is widely distributed in higher plants. In some species the enzyme also forms abietadiene, palustradiene, and neoabietadiene. Group: Enzymes. Synonyms: PtTPS-LAS; LPS; copalyl-diphosphate diphosphate-lyase [abieta-8(14),12-diene-forming]. Enzyme Commission Number: EC 4.2.3.32. Storage: Store it at +4 ?C for short term. For long term storage, store it at -20 ?C?-80 ?C. Form: Liquid or lyophilized powder. EXWM-5190; levopimaradiene synthase; EC 4.2.3.32; PtTPS-LAS; LPS; copalyl-diphosphate diphosphate-lyase [abieta-8(14),12-diene-forming]. Cat No: EXWM-5190.
Levopimaric
Levopimaric. Uses: Designed for use in research and industrial production. Product Category: Chlorinated Phenol and Resin Acids Standards. CAS No. 79-54-9. Molecular formula: C20H30O2. Mole weight: 302.45. Purity: 90+%. Product ID: ACM79549. Alfa Chemistry ISO 9001:2015 Certified. Categories: Levopimaric acid.
Levopride
Antipsychotic; antidepressant; antiemetic. Group: Biochemicals. Alternative Names: 5-(Aminosulfonyl)-N-[[(2S)-1-ethyl-2-pyrrolidinyl]methyl]-2-methoxy-benzamide; (-)-N-[(1-Ethyl-2-pyrrolidinyl)methyl]-5-sulfamoyl-o-anisamide; (-)-Sulpiride; L-Sulpiride; Levobren; Levopraid; S-(-)-Sulpiride; S-Sulpiride; l-Sulpiride. Grades: Highly Purified. CAS No. 23672-07-3. Pack Sizes: 1g, 5g, 10g, 25g. US Biological Life Sciences.
Worldwide
Levoprotiline
Levoprotiline. Uses: Designed for use in research and industrial production. Additional or Alternative Names: UNII-KYX86D468O; Levoprotilinum [Latin]; Levoprotilina [Spanish]; Levoprotilinum; Levoprotilina. Product Category: Heterocyclic Organic Compound. CAS No. 76496-68-9. Molecular formula: C20H23NO. Mole weight: 293.408. Purity: 0.96. IUPACName: Levoprotiline. Canonical SMILES: CNCC(CC12CCC(C3=CC=CC=C31)C4=CC=CC=C24)O. Density: 1.152g/cm³. Product ID: ACM76496689. Alfa Chemistry ISO 9001:2015 Certified.
Levoprotiline hydrochloride
Levoprotiline is a Histamine H1 receptor antagonist originated by Novartis. It is an antidepressant. But clinical trials for Major depressive disorder were discontinued. Uses: Major depressive disorder. Synonyms: Levoprotiline hydrochloride; Levoprotiline HCl; CGP 12103 A; CGP-12 103 A; CGP 12103; CGP 12103A; CGS 12103;(R)-alpha-((methylamino)methyl)-9,10-Ethanoanthracene-9(10H)-ethanol bydrochloride. Grades: 98%. CAS No. 76496-69-0. Molecular formula: C20H24ClNO. Mole weight: 329.87.
Levorphanol-D3 solution
100 ?g/mL in methanol, ampule of 1 mL, certified reference material. Group: Certified reference materials (crms).
Levosimendan
Levosimendan (Simsndan; OR-1259) is a calcium sensitiser used in the management of acutely decompensated congestive heart failure. Uses: Scientific research. Group: Signaling pathways. Alternative Names: Simsndan; OR-1259. CAS No. 141505-33-1. Pack Sizes: 10 mM * 1 mL; 100 mg; 500 mg. Product ID: HY-14286.
Levosimendan
Levosimendan is a calcium sensitizer acting through calcium-dependent binding to cardiac troponin C (cTnC). Uses: Vasodilator agents. Synonyms: [ [4- [ (4R) -1, 4, 5, 6-Terahydro-4-methyl-6-oxo-3-pyridazinyl] phenyl] hydrazono] propanedinitrile. Grades: >98%. CAS No. 141505-33-1. Molecular formula: C14H12N6O. Mole weight: 280.28.
Levosimendan
Bioactive enantiomer of racemate, Simendan. Positive inotropic agent with vasodilating activity. Cardiotonic. Group: Biochemicals. Alternative Names: [ [4- [ (4R) -1, 4, 5, 6-Terahydro-4-methyl-6-oxo-3-pyridazinyl] phenyl] hydrazono] propanedinitrile; (R)-Simendan; OR-1259; Simdax. Grades: Highly Purified. CAS No. 141505-33-1. Pack Sizes: 10mg, 50mg, 100mg, 250mg. Molecular Formula: C14H12N6O, Molecular Weight: 280.28. US Biological Life Sciences.
Levosimendan (Simsndan; OR-1259) is a calcium sensitiser used in the management of acutely decompensated congestive heart failure. Uses: Designed for use in research and industrial production. Additional or Alternative Names: LEVOSIMENDAN;(R)-2-[[4-(1,4,5,6-TETRAHYDRO-4-METHYL-6-OXO-3-PYRIDAZINYL)PHENYL] HYDROZONO]PRO ;LevosimendanC14H12N60;(R)-Simendan;[[4-[(4R)-1,4,5,6-Terahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl]hydrazono]propanedinitrile;OR-1259;Simda;Mesoxalonitrile (-)-{p-[(R)-1,4,5,6-tetrahydro-4-methyl-6-oxo-3-pyridazinyl]phenyl}hydrazone. Product Category: Inhibitors. Appearance: Solid. CAS No. 141505-33-1. Molecular formula: C14H12N6O. Mole weight: 280.28. Purity: 0.9988. Canonical SMILES: O=C1C[C@@H](C)C(C2=CC=C(N/N=C(C#N)/C#N)C=C2)=NN1. Product ID: ACM141505331. Alfa Chemistry ISO 9001:2015 Certified.
Levosimendan Impurity 1
an impurity of Levosimendan. Synonyms: Levosimendan Triazene Impurity. Grades: > 95%. Molecular formula: C22H23N7O2. Mole weight: 417.46.
Levosimendan Impurity 11
Levosimendan Impurity 11. Uses: For analytical and research use. Group: Impurity standards. CAS No. 101328-85-2. Molecular formula: C11H13N3O. Mole weight: 203.25. Catalog: APB101328852.
Levosimendan Impurity 13
Levosimendan Impurity 13. Uses: For analytical and research use. Group: Impurity standards. CAS No. 103416-88-2. Molecular formula: C11H12N2O2. Mole weight: 204.23. Catalog: APB103416882.
Levosimendan Impurity 2
an impurity of Levosimendan. Synonyms: Levosimendan Cyanoacetate Hydrazone Impurity. Grades: > 95%. Molecular formula: C16H17N5O3. Mole weight: 327.34.
Levosimendan Impurity 5. Uses: For analytical and research use. Group: Impurity standards. CAS No. 141505-33-1. Molecular formula: C14H12N6O. Mole weight: 280.29. Catalog: APB141505331.
Levosulpiride
Levosulpiride (RV-12309) is the (S)-enantiomer of sulpiride, which is a D2 receptor a antagonist, an atypical antipsychotic agent of the benzamide class. Uses: Scientific research. Group: Signaling pathways. Alternative Names: RV-12309; S-(-)-Sulpiride. CAS No. 23672-07-3. Pack Sizes: 10 mM * 1 mL; 100 mg. Product ID: HY-B1059.
Levosulpiride
Antipsychotic; antidepressant; antiemetic. Group: Biochemicals. Alternative Names: 5-(Aminosulfonyl)-N-[[(2S)-1-ethyl-2-pyrrolidinyl]methyl]-2-methoxy-benzamide; (-)-N-[(1-Ethyl-2-pyrrolidinyl)methyl]-5-sulfamoyl-o-anisamide; Levosulpiride. Grades: Highly Purified. CAS No. 23672-07-3. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.
Worldwide
Levosulpiride
Levosulpiride is a selective antagonist for D2 dopamine receptors used as an antipsychotic and prokinetic agent.Levosulpiride is used in the treatment of psychoses, particularly negative symptoms of schizophrenia, anxiety disorders, dysthymia, vertigo, dyspepsia, irritable bowel syndrome and premature ejaculation. Synonyms: (S)-(-)-Sulpiride; (S)(-)Sulpiride; (S) (-) Sulpiride. Grades: >98%. CAS No. 23672-07-3. Molecular formula: C15H23N3O4S. Mole weight: 341.43.
Levosulpiride
Levosulpiride. Uses: For analytical and research use. Group: Api standards; pharmaceutical toxicology. Alternative Names: (-)-Sulpiride, S-(-)-Sulpiride, o-Anisamide, N-[(1-ethyl-2-pyrrolidinyl)methyl]-5-sulfamoyl-, (-)- (8CI), Levobren, l-Sulpiride,5-(Aminosulfonyl)-N-[[(2S)-1-ethyl-2-pyrrolidinyl]methyl]-2-methoxybenzamide, sulpid, L-Sulpiride, S-Sulpiride, Lesuride, Levopraid, Levosulpiride, levopride, Benzamide, 5-(aminosulfonyl)-N-[(1-ethyl-2-pyrrolidinyl)methyl]-2-methoxy-, (S)-. CAS No. 23672-07-3. IUPAC Name: N-[[(2S)-1-ethylpyrrolidin-2-yl]methyl]-2-methoxy-5-sulfamoylbenzamide. Molecular formula: C15H23N3O4S. Mole weight: 341.43. Catalog: APS23672073A. SMILES: CCN1CCC[C@H]1CNC(=O)c2cc(ccc2OC)S(=O)(=O)N. Format: Neat. Shipping: Room Temperature.
Levothyroxine
United States Pharmacopeia (USP) Reference Standard. Group: Pharmacopeia & metrological institutes standards.
Levothyroxine. Group: Biochemicals. Grades: Highly Purified. CAS No. 51-48-9. Pack Sizes: 1g, 2g, 5g, 10g, 25g. US Biological Life Sciences.
Worldwide
Levothyroxine acyl glucuronide
a major metabolite and glucuronide conjugate of Thyroxine. Synonyms: Thyroxine Acyl-β-D-Glucuronide; O-(4-Hydroxy-3,5-diiodophenyl)-3,5-diiodo-L-tyrosine β-D-Glucopyranuronosyl Ester. Grades: > 95%. CAS No. 909880-81-5. Molecular formula: C21H19I4NO10. Mole weight: 953.00.
Levothyroxine EP Impurity E
Levothyroxine EP Impurity E. Uses: For analytical and research use. Group: Impurity standards. CAS No. 1041-01-6. Molecular formula: C15H13I2NO4. Mole weight: 525.08. Catalog: APB1041016.
Levothyroxine Impurity 10
a chlorinated derivative of 3,3',5'-Triiodo-L-thyronine. Synonyms: 3-Chloro-3',5,5'-triiodo-L-thyronine; 3-[3-Chloro-4(4-hydroxy-3,5-diodophenoxy)-5-iodopheyl]-L-Alanine. Grades: > 95%. CAS No. 909279-46-5. Molecular formula: C15H11ClI3NO4. Mole weight: 685.43.
Levothyroxine Impurity 11
The acetic acid analog of Thyroxine. A potent Thyroxine impurity. Synonyms: 3,5-Diiodo Thyroacetic Acid; 4-(4-Hydroxyphenoxy)-3,5-diiodobenzeneacetic Acid. Grades: > 95%. CAS No. 1155-40-4. Molecular formula: C14H10I2O4. Mole weight: 496.04.
Levothyroxine impurity 3
Levothyroxine impurity 3. Uses: For analytical and research use. Group: Impurity standards. CAS No. 107849-54-7. Molecular formula: C15H11I4NO5. Mole weight: 792.87. Catalog: APB107849547.
Levothyroxine Impurity B
an impurity of Thyroxine. Synonyms: O-(4-Hydroxy-3-chloro-5-iodophenyl)-3,5-diiodo-L-tyrosine; (2S)-2-Amino-3-[4-(3-chloro-4-hydroxy-5-iodophenoxy)-3,5-diiodophenyl]propanoic Acid; 3-Chloro Thyroxine. Grades: > 95%. CAS No. 1628720-66-0. Molecular formula: C15H11ClI3NO4. Mole weight: 685.43.