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Methyl 2,4-di-O-methyleriodermate
It is a new depside from Erioderma Lichens. Molecular formula: C22H25ClO7. Mole weight: 436.88.
Methyl 2',4-di-O-methyleriodermate
It is a new depside from Erioderma Lichens. Molecular formula: C22H25ClO7. Mole weight: 436.88.
Methyl 2,7-dichloropsoromate
Methyl 2,7-dichloropsoromate, the depsidone, has been isolated from the lichen Phyllopsora corallina var. ochroxantha. Synonyms: 2,7-Dichloro-4-formyl-3-hydroxy-8-methoxy-1,9-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-6-carboxylic acid methyl ester. CAS No. 131840-47-6. Molecular formula: C19H14Cl2O8. Mole weight: 441.22.
Methyl 2-chloropsoromate
Methyl 2-chloropsoromate, the depsidone, has been isolated from the lichen Phyllopsora corallina var. ochroxantha. Synonyms: 2-chloro-4-formyl-3-hydroxy-8-methoxy-1,9-dimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-6-carboxylic acid methyl ester. Molecular formula: C19H15ClO8. Mole weight: 406.77.
Methyl 2-O-Methyldivaricatate
It is a new depside from Perlusaria lichen. Molecular formula: C23H28O7. Mole weight: 416.46.
Methyl 2'-O-methyleriodermate
It is a new depside from Erioderma Lichens. Molecular formula: C21H23ClO7. Mole weight: 422.86.
Methyl 2''-O-methylgyrophorate
A new lichen tridepside. Synonyms: 2''-O-methylgyrophoric acid methyl ester; 2''-O-methyl-Methylgyrophorate. Molecular formula: C26H24O10. Mole weight: 496.46.
Cas No. 148238-74-8. Molecular formula: C20H22O8. Mole weight: 390.38.
Methyl 3'-methyllecanorate
It is a β-orcinol-type depside from the lichen Thamnolia vermicularis. Synonyms: Methyl isonorobtusatate; Methyl 3-demethyl-3'-methylnorobtusatate. CAS No. 70342-23-3. Molecular formula: C18H18O7. Mole weight: 346.33.
Methyl 4-O-demethylbarbatate
It is a new depside from Erioderma Lichens. Synonyms: Benzoic acid, 2,4-dihydroxy-3,6-dimethyl-, 3-hydroxy-4-(methoxycarbonyl)-2,5-dimethylphenyl ester; methyl 4-(2,4-dihydroxy-3,6-dimethylbenzoyloxy)-2-hydroxy-3,6-dimethylbenzoate; 4-(2,4-Dihydroxy-3,6-dimethylbenzoyloxy)-2-hydroxy-3,6-dimethylbenzoic acid methyl ester. CAS No. 5038-46-0. Molecular formula: C19H20O7. Mole weight: 360.36.
Methyl 5-chlorobarbatate is a derivative of Methyl barbatate, which is a new secondary product in the lichen genus Haematomma. Molecular formula: C20H21ClO7. Mole weight: 408.83.
Methyl 5-chloronorobtusatate
It is a lichen β-orcinol para-depside detected in an Erioderma sp. Molecular formula: C18H17ClO7. Mole weight: 380.78.
Methyl 5-hydroxy-beta-orsellinate
Methyl-acetyl-11-keto-oleananeolate
Cas No. 15071-78-0. Molecular formula: C33H50O5. Mole weight: 526.75.
Methyl ascomatate
It is a new dibenzofuran and depside from the Lichen Bunodophoron patagonicum. Synonyms: 2-Dibenzofurancarboxylic acid, 3,7-dimethoxy-1,9-dimethyl-, methyl ester; 3,7-Dimethoxy-1,9-dimethyl-dibenzofuran-2-carboxylic acid methyl ester. CAS No. 93796-73-7. Molecular formula: C18H18O5. Mole weight: 314.33.
Methyl barbatate is a new secondary product in the lichen genus Haematomma. Synonyms: Methyl 2-hydroxy-4-[(2-hydroxy-4-methoxy-3,6-dimethylbenzoyl)oxy]-3,6-dimethylbenzoate; 4-(2-Hydroxy-4-methoxy-3,6-dimethylbenzoyloxy)-2-hydroxy-3,6-dimethylbenzoic acid methyl ester; 2-Hydroxy-4-[(2-hydroxy-4-methoxy-3,6-dimethylbenzoyl)oxy]-3,6-dimethylbenzoic acid methyl ester; Benzoic acid, 2-hydroxy-4-[(2-hydroxy-4-methoxy-3,6-dimethylbenzoyl)oxy]-3,6-dimethyl-, methyl ester; Barbatinsaeure methyl ester. CAS No. 5014-22-2. Molecular formula: C20H22O7. Mole weight: 374.38.
Methyl β-D-Ribofuranoside
Cas No. 7473-45-2.
Methyl betulinate
Methyl betulinate is a lupane-type triterpenoid isolated from Akania bidwillii. It has anti-Plasmodium, Plasmodium falciparum and anti-human melanoma cell line activity. Synonyms: Betulinic acid methyl ester; betulinic acid methylester. Grades: 98%. CAS No. 2259-6-5. Molecular formula: C31H50O3. Mole weight: 470.74.
An impurity of Ropinirole.Ropinirole acts as a D2, D3, and D4 dopamine receptor agonist with highest affinity for D2. It is weakly active at the 5-HT2, and α2 receptors and is said to have virtually no affinity for the 5-HT1, GABA, mAChRs, α1, and β-adrenoreceptors. Synonyms: METHYLENE ROPINIROLE; CB772JU4I2; 3-METHYLIDENE ROPINIROLE; METHYLENE ROPINIROLE [USP IMPURITY]; ROPINIROLE HYDROCHLORIDE IMPURITY E [EP IMPURITY]; 4-(2-(DIPROPYLAMINO)ETHYL)-3-METHYLENEINDOLIN-2-ONE; 4-(2-(DIPROPYLAMINO)ETHYL)-3-METHYLIDENE-1,3-DIHYDRO-2H-INDOL-2-ONE. Grades: > 95%. Molecular formula: C17H24N2O. Mole weight: 272.39.
Methylergometrinine
Methylergometrinine is an ergot alkaloid. Synonyms: [8α(S)]-9,10-Didehydro-N-[1-(hydroxymethyl)propyl]-6-methylergoline-8-carboxamide; N-[1-(Hydroxymethyl)propyl]-6-methylergoline-8α-carboxamide; N-[1- (hydroxymethyl) propyl]isolysergamide; D-Isolysergic Acid (+)-1-hydroxy-2-butylamide; Methylergometrinine: Grades: > 95%. CAS No. 29477-88-1. Molecular formula: C20H25N3O2. Mole weight: 339.43.
Methyl piliformate is a lichen metabolite produced by Xylaria sp. Methyl piliformate has modest antimalarial activity. Grades: >95% by HPLC. CAS No. 898221-37-9. Molecular formula: C12H20O4. Mole weight: 228.3.
Pyropheophorbide-a methyl ester (MPPa) is a PDT photosensitizer, and is also a semisynthetic natural product derived from chlorophyll a. The absorption peak of MPPa in organic solvent and in cells was at 667 and 674 nm, respectively. 3-(4,5-Dimethylthiazol-2-yl)-2,5-diphenyltetrazolium bromide reduction assay showed that MPPa had no dark cytotoxicity. Synonyms: MPPa, Pyropheophorbide-a; MPPA; NSC267052; NSC 267052; NSC-267052; Methyl pyropheophorbide a; Methyl pyrophaeophorbide a. Grades: 95%. CAS No. 6453-67-4. Molecular formula: C34H36N4O3. Mole weight: 548.67.
Methylsilanol hydroxyproline aspartate is a silanol specialized in firmness and cutaneous elasticity. It has a core of organic silicon which potentializes a collagen precursor, the amino acid hydroxyproline with which it has been combined. It has the effect of firming skin, anti-wrinkle, and anti-stretch marks. Synonyms: Hydroxyprolisilane; L-Proline, 5-hydroxy-, dihydroxymethylsilyl ester, reaction products with (S)-aminobutanedioic acid.
Methyl Virensate
It is the lichen depsidone isolated from Pseudocyphellaria granulata and P.faveolata. Synonyms: 3,8-Dihydroxy-4-formyl-1,6,9-trimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepin-7-carboxylic acid methyl ester; 11H-Dibenzo[b,e][1,4]dioxepin-7-carboxylic acid, 4-formyl-3,8-dihydroxy-1,6,9-trimethyl-11-oxo-, methyl ester; Granulatin; Granulatine; NSC 657327; methyl 10-formyl-3,9-dihydroxy-1,4,7-trimethyl-6-oxobenzo[b][1,4]benzodioxepine-2-carboxylate; 4-Formyl-3,8-dihydroxy-1,6,9-trimethyl-11-oxo-11H-dibenzo[b,e][1,4]dioxepine-7-carboxylic acid methyl ester. Grades: ≥95%. CAS No. 69306-81-6. Molecular formula: C19H16O8. Mole weight: 372.33.
Met(O)14-Exenatide is an impurity and degradation product of exenatide. Synonyms: Met(O)14-Exendin-4; H-His-Gly-Glu-Gly-Thr-Phe-Thr-Ser-Asp-Leu-Ser-Lys-Gln-Met(O)-Glu-Glu-Glu-Ala-Val-Arg-Leu-Phe-Ile-Glu-Trp-Leu-Lys-Asn-Gly-Gly-Pro-Ser-Ser-Gly-Ala-Pro-Pro-Pro-Ser-NH2; Exendin-4 sulfoxide. Grades: ≥95%. CAS No. 1678417-38-3. Molecular formula: C184H282N50O61S. Mole weight: 4202.57.
(Met(O)27)-Glucagon (1-29) (human, rat, porcine)
(Met(O)27)-Glucagon (1-29) (human, rat, porcine) shows the same maximum glucose mobilizing activity as native glucagon in rat liver cells, but its activity is lower. This suggests that methionine plays a crucial role in the binding of glucagon to its liver receptor. Synonyms: H-His-Ser-Gln-Gly-Thr-Phe-Thr-Ser-Asp-Tyr-Ser-Lys-Tyr-Leu-Asp-Ser-Arg-Arg-Ala-Gln-Asp-Phe-Val-Gln-Trp-Leu-Met(O)-Asn-Thr-OH; L-histidyl-L-seryl-L-glutaminyl-glycyl-L-threonyl-L-phenylalanyl-L-threonyl-L-seryl-L-alpha-aspartyl-L-tyrosyl-L-seryl-L-lysyl-L-tyrosyl-L-leucyl-L-alpha-aspartyl-L-seryl-L-arginyl-L-arginyl-L-alanyl-L-glutaminyl-L-alpha-aspartyl-L-phenylalanyl-L-valyl-L-glutaminyl-L-tryptophyl-L-leucyl-S-oxo-L-methionyl-L-asparagyl-L-threonine; 27-Met-sulfoxide-glucagon; glucagon, Met-sulfoxide(27)-; glucagon, methionine sulfoxide(27)-. Grades: ≥95%. CAS No. 75217-63-9. Molecular formula: C153H225N43O50S. Mole weight: 3498.75.
(Met(O)35)-Amyloid β-Protein (1-42)
Compared with Aβ 1-42, (Met(O)35)-Amyloid β-Protein (1-42) is nontoxic to hippocampal neuronal cultures of 9-11 day-old rat embryos and does not produce any protein oxidation. It is also proved that fibril formation is not affected by Met(O)35. Synonyms: Amyloid β-Protein (1-42) sulfoxide; H-Asp-Ala-Glu-Phe-Arg-His-Asp-Ser-Gly-Tyr-Glu-Val-His-His-Gln-Lys-Leu-Val-Phe-Phe-Ala-Glu-Asp-Val-Gly-Ser-Asn-Lys-Gly-Ala-Ile-Ile-Gly-Leu-Met(O)-Val-Gly-Gly-Val-Val-Ile-Ala-OH. Grades: ≥95% by HPLC. CAS No. 1802086-68-5. Molecular formula: C203H311N55O61S. Mole weight: 4530.03.
Metoclopramide Impurity C
4-Amino-5-chloro-2-methoxybenzoic Acid is a Metoclopramide metabolite. Synonyms: 4-Amino-5-chloro-2-methoxybenzoic Acid; 4-Amino-5-chloro-o-anisic Acid; 2-Methoxy-4-amino-5-chlorobenzoic Acid; 5-Chloro-4-amino-2-ethoxybenzoic acid; 5-Chloro-4-amino-2-methoxybenzoic Acid. Grades: > 95%. CAS No. 7206-70-4. Molecular formula: C8H8ClNO3. Mole weight: 201.61.
Metoclopramide N-Oxide is a new metabolite of Metoclopramide. Synonyms: 4-Amino-5-chloro-N-[2-(diethyloxidoamino)ethyl]-2-methoxybenzamide; 4-Amino-5-chloro-N-[2-(diethylamino)ethyl]-2-methoxybenzamide N-Oxide. Grades: > 95%. CAS No. 171367-22-9. Molecular formula: C14H22ClN3O3. Mole weight: 315.8.
Synonyms: (±)-2-[(2-Ethyl-6-methyl- phenyl) amino] propionic acid. CAS No. 82508-02-9.
Metopimazine acid
Metopimazine Acid is the acid metabolite of Metopimazine. Synonyms: 1-[3-[2-(Methylsulfonyl)-10H-phenothiazin-10-yl]propyl]-4-piperidinecarboxylic Acid; 1-[3-[2-(Methylsulfonyl)phenothiazin-10-yl]propyl]isonipecotic Acid. Grades: > 95%. CAS No. 18182-00-8. Molecular formula: C22H26N2O4S2. Mole weight: 446.58.
Metopimazine Sulfoxide
Metopimazine Sulfoxide is a metabolite of Metopimazine in dogs and rabbits. Synonyms: 1-[3-[2-(Methylsulfonyl)-5-oxido-10H-phenothiazin-10-yl]propyl]-4-piperidinecarboxamide; 1-[3-[2-(Methylsulfonyl)-10H-phenothiazin-10-yl]propyl]-4-piperidinecarboxamide S-Oxide; 1-[3-[2-(Methylsulfonyl)phenothiazin-10-yl]propyl]isonipecotamide S-Oxide. Grades: > 95%. CAS No. 18181-99-2. Molecular formula: C22H27N3O4S2. Mole weight: 461.6.
Met-RANTES (human)
Met-RANTES (human), a potent antagonist of RANTES and macrophage inflammatory polypeptide-1α (MIP-1α), inhibits RANTES or MIP-1α induced chemotaxis of promonocytic THP-1 cells and T cells. Although Met-RANTES antagonizes RANTES and MIP-1α with similar potency in the chemotaxis response, but shows significant differences in cytokine-induced calcium mobilization experiments. Synonyms: H-Met-Ser-Pro-Tyr-Ser-Ser-Asp-Thr-Thr-Pro-Cys-Cys-Phe-Ala-Tyr-Ile-Ala-Arg-Pro-Leu-Pro-Arg-Ala-His-Ile-Lys-Glu-Tyr-Phe-Tyr-Thr-Ser-Gly-Lys-Cys-Ser-Asn-Pro-Ala-Val-Val-Phe-Val-Thr-Arg-Lys-Asn-Arg-Gln-Val-Cys-Ala-Asn-Pro-Glu-Lys-Lys-Trp-Val-Arg-Glu-Tyr-Ile-Asn-Ser-Leu-Glu-Met-Ser-OH (Disulfide bridge: Cys11-Cys35, Cys12-Cys51). Grades: ≥95%. CAS No. 1883816-50-9. Molecular formula: C355H543N97O101S6. Mole weight: 7978.21.
Metronidazole Benzoate Impurity
An impurity of Metronidazole. Metronidazole is an antibacterial in the treatment of rosacea. Antiprotozoal (trichomonas). A potential human carcinogen. Synonyms: 2-(2-Methyl-4-nitro-1H-imidazol-1-yl)ethyl Benzoate. Grades: > 95%. CAS No. 87009-72-1. Molecular formula: C13H13N3O4. Mole weight: 275.27.
An impurity of Metronidazole. Metronidazole is an antibacterial in the treatment of rosacea. Antiprotozoal (trichomonas). A potential human carcinogen. Grades: > 95%. Molecular formula: C4H5N3O2. Mole weight: 127.1.
Metronidazole Impurity C
An impurity of Metronidazole. Metronidazole is an antibacterial in the treatment of rosacea. Antiprotozoal (trichomonas). A potential human carcinogen. Synonyms: 4-Nitro-1H-imidazole-1-ethanol. Grades: > 95%. CAS No. 5006-69-9. Molecular formula: C5H7N3O3. Mole weight: 157.13.
Metronidazole-O-glucuronide
An impurity of Metronidazole. Metronidazole is an antibacterial in the treatment of rosacea. Antiprotozoal (trichomonas). A potential human carcinogen. Grades: > 95%. Molecular formula: C12H17N3O9. Mole weight: 347.28.
Micafungin Impurity 1
Micafungin Impurity 2
Micafungin Impurity 2 is an impurity of Micafungin, an echinocandin antifungal drug which inhibits the synthesis of 1,3-β-D-glucan, an essential component of the fungal cell wall, and represent a valuable treatment option for fungal infections. Grades: > 95%. Molecular formula: C77H89N10O26SNa. Mole weight: 1625.67.