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Schircks Laboratories由B. Schircks博士在瑞士创立,是蝶啶类化合物(Pteridines)专业供应商,主要销售蝶啶及蝶啶衍生物产品。Schircks Laboratories产品线涵盖蝶啶类化合物(Pteridines)和叶酸衍生物(Folate Derivatives)两大类,产品经过严格的质量控制,纯度可达99.5%以上,公司在瑞士拥有独立的生产和研发设施,并通过全球分销网络服务于世界各地的研究和开发小组。Schircks Laboratories自成立40余年来,始终致力于蝶啶和蝶啶类似物的合成、纯化和表征,通过不断开发和改进合成工艺,持续满足生命科学研究对高品质蝶啶类化合物的需求。

❑ Schircks Laboratories产品线
● 四氢生物蝶呤(BH4)及相关化合物:提供(6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride、(6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate以及7,8-Dihydro-L-biopterin等,用于酶辅因子研究、代谢疾病研究及药物筛选。其中(6R)-BH4是芳香族氨基酸羟化酶和一氧化氮合酶(NOS)的天然辅因子。
● 其他蝶啶化合物:提供Biopterin、Sepiapterin、Neopterin、Pterin及其多种衍生物(包括6-Hydroxymethylpterin、6-Methylpterin、Acetyl-6-formylpterin等),以及D-Biopterin(等手性异构体,广泛应用于神经科学、免疫学、微生物学和诊断试剂开发。
● 叶酸衍生物(Folate Derivatives):提供(6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid、(6S)-5,6,7,8-Tetrahydrofolic acid、(6R,S)-5,10-Methylene-5,6,7,8-tetrahydrofolic acid、Pteroylglutamic acids(蝶酰多谷氨酸系列)以及Methotrexate等,用于叶酸代谢研究、细胞周期调控、抗癌药物开发及酶活性测定。
❑ Schircks Laboratories产品列表
| 货号 | 品名 | 规格 | CAS号 | 分子量 | Compound |
| 11.18 | 6-(L-1,2,3-Trihydroxybutyl)-pterin [Rhamnopterin] | 50mg, 100mg | 13392-24-0 | 267.2 | Rhamno |
| 11.182 | (6R,S)-5,6,7,8-Tetrahydro-L-rhamnopterin dihydrochloride | 10mg, 50mg, 100mg | 344.2 | RhamnoH4 | |
| 11.203 | L-Biopterin [L-erythro-Biopterin] | 100mg, 1g, 5g | 22150-76-1 | 237.2 | L-Bio |
| 11.206 | 7,8-Dihydro-L-biopterin | 50mg, 100mg, 1g, 5g | 6779-87-9 | 239.2 | BH2 |
| 11.209 | (6R,S)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride | 100mg, 1g, 5g | 17528-72-2 | 314.2 | 6R,S-BH4 |
| 11.212 | (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride | 100mg, 1g, 5g | 69056-38-8 | 314.2 | 6R-BH4 |
| 11.213 | (6R)-5,6,7,8-Tetrahydro-L-biopterin dihydrochloride | 100mg, 1g, 5g | 69056-38-8 | 314.2 | 6R-BH4 |
| 11.215 | (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate | 100mg, 1g, 5g | 109784-74-9 | 339.3 | 6S-BH4 |
| 11.216 | (6S)-5,6,7,8-Tetrahydro-L-biopterin sulfate | 50mg, 100mg, 1g, 5g | 109784-74-9 | 339.3 | 6S-BH4 |
| 11.217 | (6R)-5-Methyl-5,6,7,8-tetrahydro-L-biopterin dihydrochloride | 10mg, 50mg, 100mg | 328.2 | 5MBH4 | |
| 11.218 | D-Biopterin [D-erythro-Biopterin] | 10mg, 50mg, 100mg | 13039-62-8 | 237.2 | D-Bio |
| 11.22 | (6R,S)-5,6,7,8-Tetrahydro-D-biopterin dihydrochloride | 10mg, 50mg, 100mg | 314.2 | 6R,S-D-BH4 | |
| 11.221 | D-threo-Biopterin [Dictyopterin] | 10mg, 50mg, 100mg | 13019-52-8 | 237.2 | Dictyo |
| 11.223 | (6R,S)-5,6,7,8-Tetrahydro-D-threo-biopterin dihydrochloride | 10mg, 50mg, 100mg | 314.2 | DictyoH4 | |
| 11.228 | Deoxysepiapterin | 10mg, 50mg, 100mg | 1797-87-1 | 221.2 | DeoxySepia |
| 11.229 | 6-((1R,S)-Hydroxypropyl)pterin [(1'R,S)-2'-Deoxybiopterin] | 10mg, 50mg, 100mg | 221.2 | DeoxyBio | |
| 11.231 | 7-Biopterin | 10mg, 50mg, 100mg | 2636-52-4 | 237.2 | 7-Bio |
| 11.234 | 7-Tetrahydro-L-biopterin dihydrochloride | 10mg, 50mg, 100mg | 35818-62-3 | 314.2 | 7-BH4 |
| 11.26 | Oncopterin | 354.4 | |||
| 11.27 | 4-Hydroxy-6-(L-erythro-1,2-dihydroxy-propyl)-2-(methylthio)pteridine | 10mg, 50mg, 100mg, 1g | 268.3 | MSBio | |
| 11.28 | 4-Amino-L-biopterin [2,4-Diamino-6-(L-erythro-1',2'-dihydroxypropyl)pteridine] | 10mg, 50mg, 100mg | 236.2 | ABio | |
| 11.282 | 4-Amino-(6R,S)-5,6,7,8-tetrahydro-L-biopterin dihydrochloride | 10mg, 50mg, 100mg | 313.2 | 6R,S-ABH4 | |
| 11.283 | 4-Amino-(6R)-5,6,7,8-tetrahydro-L-biopterin dihydrochloride | 10mg, 50mg | 313.2 | 6R-ABH4 | |
| 11.303 | D-Neopterin [D-erythro-Neopterin] | 100mg, 1g, 5g | 2009-64-5 | 253.2 | D-Neo |
| 11.306 | 7,8-Dihydro-D-neopterin | 50mg, 100mg, 1g | 1218-98-0 | 255.2 | D-NeoH2 |
| 11.307 | 7,8-Dihydro-D-neopterin-3’-triphosphate (Please refer to our reference 8) | ||||
| 11.309 | (6R,S)-5,6,7,8-Tetrahydro-D-neopterin dihydrochloride | 100mg, 1g | 25976-00-5 | 330.2 | D-NeoH4 |
| 11.314 | D-Neopterin-3’-monophosphate, lithium salt | 10mg, 50mg, 100mg | 1931-21-1 | 345.1 | D-NeoP |
| 11.315 | 7,8-Dihydro-D-neopterin-3’-monophosphate, lithium salt | 10mg, 50mg, 100mg | 347.1 | D-NeoPH2 | |
| 11.32 | 3'-Hydroxy-D-sepiapterin | 10mg, 50mg, 100mg | 41230-32-4 | 253.2 | HSepia |
| 11.33 | 7-Neopterin | 10mg, 50mg, 100mg | 253.2 | 7-Neo | |
| 11.34 | L-Monapterin [L-threo-Neopterin] | 50mg, 100mg, 1g | 2277-42-1 | 253.2 | L-Mona |
| 11.345 | 7,8-Dihydro-L-monapterin | 10mg, 50mg, 100mg | 255.2 | L-MonaH2 | |
| 11.346 | (6R,S)-5,6,7,8-Tetrahydro-L-monapterin dihydrochloride | 50mg, 100mg | 330.2 | L-MonaH4 | |
| 11.349 | D-Monapterin [D-threo-Neopterin] | 50mg, 100mg | 10162-32-0 | 253.2 | D-Mona |
| 11.403 | Pterin-6-carboxylic acid | 100mg, 1g | 948-60-7 | 207.1 | P6C |
| 11.409 | Pterin-7-carboxylic acid | 50mg, 100mg, 1g | 31010-60-3 | 207.1 | P7C |
| 11.415 | 6-Formylpterin [Pterin-6-aldehyde] | 50mg, 100mg, 1g | 712-30-1 | 191.1 | 6FP |
| 11.416 | 6-Formyl-7,8-dihydropterin | 10mg, 50mg, 100mg | 193.2 | 6FPH2 | |
| 11.418 | Acetyl-6-formylpterin | 10mg, 50mg, 100mg, 1g | 233.2 | Ac6FP | |
| 11.42 | 6-Hydroxymethylpterin | 10mg, 50mg, 100mg, 1g | 712-29-8 | 193.2 | 6HMP |
| 11.421 | 6-Hydroxymethyl-7,8-dihydropterin hydrochloride | 10mg, 50mg, 100mg, 1g | 231.6 | 6HMPH2 | |
| 11.422 | 6-Hydroxymethyl-7,8-dihydropterin-diphosphate (Please refer to our reference 8) | ||||
| 11.423 | (6R,S)-6-Hydroxymethyl-5,6,7,8-tetrahydropterin dihydrochloride | 10mg, 50mg, 100mg | 96563-48-3 | 270.1 | 6HMPH4 |
| 11.429 | 6-Hydroxymethylpterin-monophosphate | 10mg, 50mg, 100mg | 273.1 | 6HMPP | |
| 11.438 | 6-Hydroxymethylpterin-diphosphate, lithium salt | 10mg, 50mg, 100mg | 370.9 | 6HMPPP | |
| 11.48 | 6-Methylpterin | 50mg, 100mg, 1g | 708-75-8 | 177.2 | 6MP |
| 11.481 | 6-Methyl-7,8-dihydropterin hydrochloride | 10mg, 50mg, 100mg | 215.6 | 6MPH2 | |
| 11.483 | (6R,S)-6-Methyl-5,6,7,8-tetrahydropterin dihydrochloride | 100mg, 1g, 5g | 67129-01-5 | 254.1 | 6MPH4 |
| 11.503 | 6,7-Dimethylpterin | 100mg, 1g | 611-55-2 | 191.2 | 6,7-DMP |
| 11.506 | 6,7-Dimethyl-7,8-dihydropterin monohydrochloride | 10mg, 50mg, 100mg | 5977-33-3 | 229.7 | 6,7-DMPH2 |
| 11.509 | 6,7-Dimethyl-5,6,7,8-tetrahydropterin monohydrochloride | 100mg, 1g, 5g | 611-54-1 | 231.7 | 6,7-DMPH4 |
| 11.703 | Leucopterin | 100mg | 492-11-5 | 195.1 | Leucopterin |
| 11.713 | Xanthopterin | 100mg | 119-44-8 | 179.1 | X |
| 11.716 | Dihydroxanthopterin | 50mg, 100mg | 1131-35-7 | 181.2 | XH2 |
| 11.723 | Isoxanthopterin | 50mg, 100mg | 529-69-1 | 179.1 | IsoX |
| 11.903 | Pterin | 100mg, 1g | 2236-60-4 | 163.1 | Pterin |
| 11.906 | 7,8-Dihydropterin (Please refer to our reference 20) | ||||
| 11.909 | 5,6,7,8-Tetrahydropterin dihydrochloride | 100mg | 240.1 | PH4 | |
| 13.103 | Lumazine | 100mg, 1g | 487-21-8 | 164.1 | Lum |
| 13.203 | 6-Hydroxylumazine | 50mg, 100mg | 2577-35-7 | 180.1 | 6HLum |
| 13.206 | 6-Hydroxy-7,8-dihydrolumazine | 50mg, 100mg | 29745-56-0 | 182.1 | 6HLumH2 |
| 13.22 | 7-Hydroxylumazine | 50mg, 100mg | 2577-38-0 | 180.1 | 7HLum |
| 16.113 | Pteroic acid | 50mg, 100mg, 1g | 312.3 | Pte | |
| 16.123 | N10-(Trifluoroacetyl)pteroic acid | 50mg, 100mg, 1g | 37793-53-6 | 408.3 | TFAPte |
| 16.14 | 10-Formylpteroic acid | 10mg, 50mg, 100mg | 340.3 | FPte | |
| 16.203 | Folic acid | 5g | 59-30-3 | 441.4 | Fol |
| 16.206 | 7,8-Dihydrofolic acid | 50mg, 100mg, 1g | 4033-27-6 | 443.4 | FH2 |
| 16.208 | (6S)-5,6,7,8-Tetrahydrofolic acid trihydrochloride | 100mg, 1g | 150731-85-4 | 554.8 | 6S-FH4«3HCL |
| 16.209 | (6R,S)-5,6,7,8-Tetrahydrofolic acid trihydrochloride | 100mg, 1g | 135-16-0 | 554.8 | 6R,S-FH4«3HCL |
| 16.211 | 10-Methylfolic acid | 50mg, 100mg | 7171-00-8 | 455.4 | MFol |
| 16.215 | 10-Formylfolic acid | 100mg, 1g | 134-05-4 | 469.4 | FFol |
| 16.217 | 10-Formyl-5,6,7,8-tetrahydrofolic acid (Please refer to our reference 19) | ||||
| 16.22 | (6R,S)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt | 1g, 5g | 1492-18-8 | 511.5 | 6R,S-FFH4 |
| 16.222 | (6R)-5-Formyl-5,6,7,8-tetrahydrofolic acid, calcium salt (unnatural calcium folinate) | 50mg, 100mg | 511.5 | 6R-FFH4 | |
| 16.23 | (6R,S)-5,10-Methenyl-5,6,7,8-tetrahydrofolic acid chloride | 50mg, 100mg, 1g | 491.9 | MethenylFH4 | |
| 16.233 | (6R,S)-5-Methyl-5,6-dihydrofolic acid, ammonium salt | 10mg, 50mg, 100mg | 492.5 | 5MFH2 | |
| 16.235 | (6R,S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt | 50mg, 100mg, 1g, 5g | 139418-88-5 | 497.5 | 5MFH4 |
| 16.236 | (6S)-5-Methyl-5,6,7,8-tetrahydrofolic acid, calcium salt | 50mg, 100mg, 1g, 5g | 151533-22-1 | 497.5 | 6S-MFH4 |
| 16.243 | (6R,S)-5-Methyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid trihydrochloride | 10mg | 827.1 | MPteH4-Glu3 | |
| 16.244 | (6R,S)-5-Methyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid trihydrochloride | 10mg | 956.2 | MPteH4-Glu4 | |
| 16.252 | Pteroyldi-γ-L-glutamic acid | 10mg, 50mg, 100mg | 19360-00-0 | 570.5 | Pte-Glu2 |
| 16.253 | Pteroyltri-γ-L-glutamic acid has been discontinued | 89-38-3 | 699.2 | Pte-Glu3 | |
| 16.254 | Pteroyltetra-γ-L-glutamic acid | 10mg, 50mg, 100mg | 29701-38-0 | 828.7 | Pte-Glu4 |
| 16.255 | Pteroylpenta-γ-L-glutamic acid has been discontinued | 10mg, 50mg, 100mg | 33611-85-7 | 957.9 | Pte-Glu5 |
| 16.266 | Pteroylhexa-γ-L-glutamic acid, ammonium salt | 10mg, 50mg, 100mg | 35409-55-3 | 1206.2 | Pte-Glu6 |
| 16.267 | Pteroylhepta-γ-L-glutamic acid, ammonium salt | 10mg, 50mg, 100mg | 6484-74-8 | 1352.3 | Pte-Glu7 |
| 16.28 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroic acid | 50mg, 100mg | 344.3 | FPteH4 | |
| 16.282 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyldi-γ-L-glutamic acid, lithium salt has been discontinued | 10mg, 50mg, 100mg | 620.4 | FPteH4Glu2(Li)3 | |
| 16.283 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltri-γ-L-glutamic acid, lithium salt has been discontinued | 10mg, 50mg, 100mg | 755.4 | FPteH4Glu3(Li)4 | |
| 16.284 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroyltetra-γ-L-glutamic acid, lithium salt | 10mg, 50mg, 100mg | 890.5 | FPteH4Glu4(Li)5 | |
| 16.285 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylpenta-γ-L-glutamic acid, lithium salt | 10mg, 50mg, 100mg | 1025.5 | FPteH4Glu5(Li)6 | |
| 16.286 | (6R,S)-5-Formyl-5,6,7,8-tetrahydropteroylhexa-γ-L-glutamic acid, lithium salt | 10mg, 50mg, 100mg | 1160.6 | FPteH4Glu6(Li)7 | |
| 16.33 | Aminopterin [4-Aminofolic acid] | 50mg, 100mg, 1g | 440.4 | AFol | |
| 16.403 | 4-Amino-10-methylpteroic acid (APA, DAMPA) | 50mg, 100mg, 1g | 325.3 | APA | |
| 16.411 | Methotrexate [4-Amino-10-methylpteroyl-γ-L-glutamic acid] | 100mg, 1g, 5g | 21672 | 454.4 | MTX |
| 16.412 | 4-Amino-10-methylpteroyldi-γ-L-glutamic acid, ammonium salt [Methotrexate diglutamate] | 10mg, 50mg, 100mg | 41600-13-9 ohne NH4 | 634.7 | APA-Glu2 |
| 16.413 | 4-Amino-10-methylpteroyltri-γ-L-glutamic acid, ammonium salt [Methotrexate triglutamate] | 10mg, 50mg, 100mg | 41600-14-0 ohne NH4 | 780.8 | APA-Glu3 |
| 16.414 | 4-Amino-10-methylpteroyltetra-γ-L-glutamic acid, ammonium salt [Methotrexate tetraglutamate] | 10mg, 50mg, 100mg | 73610-81-8 ohne NH4 | 926.9 | APA-Glu4 |
| 16.415 | 4-Amino-10-methylpteroylpenta-γ-L-glutamic acid, ammonium salt [Methotrexate pentaglutamate] | 10mg, 50mg, 100mg | 80801-54-3 ohne NH4 | 1073.1 | APA-Glu5 |
| 16.416 | 4-Amino-10-methylpteroylhexa-γ-L-glutamic acid, ammonium salt [Methotrexate hexaglutamate] | 10mg, 50mg, 100mg | 80801-53-2 ohne NH4 | 1219.2 | APA-Glu6 |
| 16.417 | 4-Amino-10-methylpteroylhepta-γ-L-glutamic acid, ammonium salt [Methotrexate heptaglutamate] | 10mg, 50mg, 100mg | 50317-35-6 ohne NH4 | 1365.4 | APA-Glu7 |
| 16.5 | 7-Hydroxymethotrexate | 10mg, 50mg | 470.4 | 7HMTX | |
| 16.701 | p-Aminobenzoyl-L-glutamic acid | 1g | 4271-30-1 | 266.3 | PABA-Glu1 |
| 16.702 | p-Aminobenzoyldi-γ-L-glutamic acid, ammonium salt | 50mg, 100mg | 446.5 | PABA-Glu2 | |
| 16.703 | p-Aminobenzoyltri-γ-L-glutamic acid, ammonium salt | 50mg, 100mg | 592.6 | PABA-Glu3 | |
| 16.704 | p-Aminobenzoyltetra-γ-L-glutamic acid, ammonium salt | 50mg, 100mg | 738.8 | PABA-Glu4 | |
| 16.705 | p-Aminobenzoylpenta-γ-L-glutamic acid, ammonium salt | 50mg, 100mg | 884.9 | PABA-Glu5 | |
| 16.706 | p-Aminobenzoylhexa-γ-L-glutamic acid, ammonium salt | 50mg, 100mg | 1031 | PABA-Glu6 | |
| 16.707 | p-Aminobenzoylhepta-γ-L-glutamic acid, ammonium salt has been discontinued | 50mg, 100mg | 1177.2 | PABA-Glu7 | |
| 16.901 | Z-Glu-OtBu | 5g | 337.4 | ||
| 16.902 | Z-Glu2-OtBu3 | 100mg, 1g | 32719-56-5 | 578.7 | Z-Glu2-OtBu3 |
| 16.903 | Z-Glu3-OtBu4 | 100mg, 1g | 32719-57-6 | 763.9 | Z-Glu3-OtBu4 |
| 16.904 | Z-Glu4-OtBu5 | 100mg, 1g | 32816-47-0 | 949.1 | Z-Glu4-OtBu5 |
| 16.905 | Z-Glu5-OtBu6 | 100mg, 1g | 32719-58-7 | 1134.4 | Z-Glu5-OtBu6 |
| 16.906 | Z-Glu6-OtBu7 | 100mg, 1g | 1319.6 | Z-Glu6-OtBu7 | |
| 91.303 | D-(5-15N)-Neopterin | 10mg, 50mg, 100mg | 254.2 | 15N-Neo | |
| 96.203 | (5-15N)-Folic acid | 10mg, 50mg, 100mg | 442.4 | 15N-Fol |