American Chemical Suppliers

A directory of where to buy chemicals in the USA, including: distributors, industrial manufacturers, bulk supplies and wholesalers of raw ingredients & finished goods.

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Product
Q203 Q203, also known as IAP6, was active against the reference strain M. tuberculosis H37Rv at a minimum concentration required to inhibit the growth of 50% of organisms (MIC50) of 2.7 nM in culture broth medium and at a MIC50 of 0.28 nM inside macrophages. Synonyms: Q203; Q 203; Q-203; 6-chloro-2-ethyl-N-[[4-[4-[4-(trifluoromethoxy)phenyl]piperidin-1-yl]phenyl]methyl]imidazo[1,2-a]pyridine-3-carboxamide; 6-chloro-2-ethyl-N-(4-(4-(4-(trifluoromethoxy)phenyl)piperidin-1-yl)benzyl) imidazo(1,2-a)pyridine-3-carboxamide. CAS No. 1334719-95-7. Molecular formula: C29H28ClF3N4O2. Mole weight: 557.01. BOC Sciences 8
Q94 hydrochloride Q94 hydrochloride. Group: Biochemicals. Grades: Purified. CAS No. 1052076-77-3. Pack Sizes: 10mg, 50mg. US Biological Life Sciences. USBiological 5
Worldwide
Q94 hydrochloride Q94 is a PAR1 negative allosteric modulator that suppresses PAR1-Gαq interaction. Synonyms: 1-[(4-Chlorophenyl)methyl]-2-(phenylmethyl)-1H-benzimidazole hydrochloride; 2-benzyl-1-(4-chlorobenzyl)-1H-benzo[d]imidazole hydrochloride. Grades: ≥99% by HPLC. CAS No. 1052076-77-3. Molecular formula: C21H17ClN2·HCl. Mole weight: 369.29. BOC Sciences 10
QAQ dichloride QAQ, a photoisomerizable molecule, is a photoswitchable Nav, Cav and Kv channel blocker, blocking channels in the trans form. It switches conformation from cis to trans at 500 nm and trans to cis at 380 nm. QAQ enables reversible optical silencing of mouse nociceptive neuron firing without exogenous gene expression and can serve as a light-sensitive analgesic in rats in vivo. Moreover, because intracellular QAQ accumulation is a consequence of nociceptive ion channel activity, QAQ-mediated photosensitization provides a new platform for understanding signaling mechanisms in acute and chronic pain. Synonyms: 2,2'-[1,2-Diazenediylbis(4,1-phenyleneimino)bis[N,N,N-triethyl-2-oxo-ethanaminium] dichloride. Grades: ≥98% by HPLC. Molecular formula: C28H44Cl2N6O2. Mole weight: 567.59. BOC Sciences 10
QC BOC Sciences 11
Qc 1 Qc 1. Group: Biochemicals. Grades: Purified. CAS No. 403718-45-6. Pack Sizes: 10mg, 50mg. US Biological Life Sciences. USBiological 5
Worldwide
Qc 1 Qc 1 is a reversible, non-competitive inhibitor of threonine dehydrogenase (TDH) (IC50 ~500 nM), with no detectable inhibition of other dehydroxygenase enzymes at concentrations up to 10 mM. It induces autophagy and inhibits cell proliferation in mouse embryonic stem (ES) cells. Synonyms: Qc1; Qc-1; Qc 1; 1,2,3,4-Tetrahydro-4-oxo-N-(phenylmethyl)-2-thioxo-3-[3-(trifluoromethyl)phenyl]-7-quinazolinecarboxamide; Qc1; Qc-1; Qc 1. Grades: ≥98% by HPLC. CAS No. 403718-45-6. Molecular formula: C23H16F3N3O2S. Mole weight: 455.45. BOC Sciences 9
QC-3611 QC-3611 is a selective inhibitor of JARID1A/1B, which is a target existing in various tumors (JARID1A IC50 = 13 nM ;JARID1B IC50 = 2 nM). QC-3611 is promisingly to be used as an antineoplastic drug. Uses: Potential antineoplastic drug. Synonyms: QC 3611; QC3611. CAS No. 1613410-75-5. Molecular formula: C17H14ClN3O3. Mole weight: 343.76. BOC Sciences 11
Q-Dextran Q-Dextran. Group: Natural polymers and biopolymers. Alfa Chemistry Materials 5
QF0301B QF0301B is an α1 adrenergic receptor antagonist and shows noncompetitive low action in 5-HT3, muscarinic and nicotinic receptors, or as Ca2+ antagonist. Synonyms: 3,4-Dihydro-2-[2-[4-(2-methoxyphenyl)-1-piperazinyl]ethyl]-1(2H)-naphthalenone. CAS No. 149247-12-1. Molecular formula: C23H28N2O2. Mole weight: 364.48. BOC Sciences 10
Qingyangshengenin Qingyangshengenin. Group: Biochemicals. Grades: Plant Grade. CAS No. 84745-94-8. Pack Sizes: 20mg. Molecular Formula: C28H36O8, Molecular Weight: 500.58. US Biological Life Sciences. USBiological 9
Worldwide
Qingyangshengenin-3-O-beta-D-cymaropyranoside Qingyangshengenin-3-O-beta-D-cymaropyranoside. Group: Biochemicals. Grades: Plant Grade. CAS No. Pack Sizes: 10mg. US Biological Life Sciences. USBiological 9
Worldwide
Qingyangshengenin 3-O-Β-D-Cymaropyranosyl-(1?4)-Β-D-Digitoxopyranoside Steroids. CAS No. 1186628-87-4. Molecular formula: C41H58O14. Mole weight: 774.9. Appearance: Powder. Purity: 0.98. Catalog: ACM1186628874. Alfa Chemistry. 2
Qingyangshengenin 3-O-Β-D-Oleandropyranosyl-(1?4)-Β-D-Cymaropyranosyl-(1?4)-Β-D-Digitoxopyranoside Steroids. CAS No. 1186628-88-5. Molecular formula: C48H70O17. Mole weight: 919.1. Appearance: Powder. Purity: 0.98. Catalog: ACM1186628885. Alfa Chemistry. 2
Qingyangshengenin A Phenols. CAS No. 106644-33-1. Molecular formula: C49H72O17. Mole weight: 933.09. Purity: 0.99. Catalog: ACM106644331. Alfa Chemistry. 4
Qingyangshengenin A Qingyangshengenin A. Group: Biochemicals. Grades: Plant Grade. CAS No. 106644-33-1. Pack Sizes: 20mg. Molecular Formula: C49H72O17, Molecular Weight: 933.1. US Biological Life Sciences. USBiological 9
Worldwide
Qingyangshengenin B Qingyangshengenin B. Group: Biochemicals. Grades: Plant Grade. CAS No. 106758-54-7. Pack Sizes: 20mg. Molecular Formula: C49H78O16, Molecular Weight: 923.15. US Biological Life Sciences. USBiological 9
Worldwide
QL47 QL47 is a potent and selective BTK inhibitor, which covalently modifies Cys481. QL47 inhibits BTK kinase activity with an IC50 of 7 nM, inhibits autophosphorylation of BTK on Tyr223 in cells with an EC50 of 475 nM and inhibits phosphorylation of a downstream effector PLCγ2 (Tyr759) with an EC50 of 318 nM. In Ramos cells QL47 induces a G1 cell cycle arrest which is associated with pronounced degradation of BTK protein. QL47 inhibits the proliferation of B-cell lymphoma cancer cell lines at submicromolar concentrations. Synonyms: QL47; QL 47; QL47. QL-XII-47. Grades: 0.98. CAS No. 1469988-75-7. Molecular formula: C27H21N5O2. Mole weight: 447.48794. BOC Sciences 10
QL9 QL9 (QLSPFPFDL), derived from the enzyme 2-oxoglutarate dehydrogenase, is a high-affinity alloantigen for the 2C T cell receptor (TCR). Synonyms: L-Leucine, L-glutaminyl-L-leucyl-L-seryl-L-prolyl-L-phenylalanyl-L-prolyl-L-phenylalanyl-L-α-aspartyl-; Gln-Leu-Ser-Pro-Phe-Pro-Phe-Asp-Leu; QL 9; QL-9. Grades: ≥95%. CAS No. 159646-83-0. Molecular formula: C52H74N10O14. Mole weight: 1063.21. BOC Sciences 3
QL-IX-55 The functional target of QL-IX-55 is the ATP-binding site of TOR2 as evidenced by the discovery of resistant alleles of TOR2 through rational design and unbiased selection strategies. QL-IX-55 is capable of potently inhibiting both TOR complex 1 and 2 (TORC1 and TORC2) as demonstrated by biochem. IP kinase assays (IC50 <50 nM) and cellular assays for inhibition of substrate YPK1 phosphorylation. In contrast to rapamycin, QL-IX-55 is capable of inhibiting TORC2-dependent transcription, which suggests that this compd. will be a powerful probe to dissect the Tor2/TORC2-related signaling pathway in yeast. Synonyms: QL-IX-55. Grades:>98%. CAS No. 1223002-54-7. Molecular formula: C24H14F4N4O. Mole weight: 450.39. BOC Sciences 10
QNZ QNZ (EVP4593) shows potent inhibitory activity toward both NF-κB activation and TNF-α production with IC50 of 11 nM and 7 nM, respectively. Synonyms: CAY10470; CAY-10470; CAY 10470; QNZ; EVP4593; EVP 4593; EVP-4593. Grades: >98%. CAS No. 545380-34-5. Molecular formula: C22H20N4O. Mole weight: 356.42. BOC Sciences 10
QNZ46 QNZ46, a NMDA receptor antagonist, has been studied to have potential effect in some neurological diseases for it works by influencing some amino acids combinated to corresponding receptors abnormally. IC50: 3 μM (for NR2D), 6 μM (for NR2C) and 229 μM (fo. Uses: Qnz46 is a nmda receptor antagonist that has been studied to have potential effect in some neurological diseases for it works by influencing some amino acids combinated to corresponding receptors abnormally. Synonyms: QNZ46; QNZ-46; QNZ 46; 1237744-13-6; CHEMBL1215292; C24H17N3O6; (E)-4-(6-Methoxy-2-(3-nitrostyryl)-4-oxoquinazolin-3(4H)-yl)benzoic acid. Grades: 98%. CAS No. 1237744-13-6. Molecular formula: C24H17N3O6. Mole weight: 443.41. BOC Sciences 10
QO 58 QO 58 is a Kv7 channel opener (EC50= 0.6, 1.0, 5.2 and 7.0 μM for Kv7.4, Kv7.2, Kv7.3/7.5 and Kv7.1, respectively). QO-58 showed antinociceptive effects for OA pain in the MIA model after pain development. QO-58 may be an alternative therapeutic treatment for OA. Synonyms: QO-58; QO 58;QO58. 5-(2,6-Dichloro-5-fluoro-3-pyridinyl)-3-phenyl-2-(trifluoromethyl)-pyrazolo[1,5-a]pyrimidin-7(4H)-one. Grades: ≥98% by HPLC. CAS No. 1259536-62-3. Molecular formula: C18H8Cl2F4N4O. Mole weight: 443.18. BOC Sciences 10
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Q-Peptide This sequence belongs to the integrin motif of the Ang1 and Ang2 fibrinogen-like (fbg-lk) domain and has been found conserved in mice, rats, humans, and other species. Synonyms: Angiopoietin-1 (312-318) (bovine); L-Serine, L-glutaminyl-L-histidyl-L-arginyl-L-α-glutamyl-L-α-aspartylglycyl-; H-Gln-His-Arg-Glu-Asp-Gly-Ser-OH. Grades: ≥95%. CAS No. 1361235-89-3. Molecular formula: C31H49N13O14. Mole weight: 827.81. BOC Sciences 6
QS11 QS11 contains a planar purine ring with C2, C6, and N9-positions substituted. QS11, a GTPase activating protein of ADP-ribosylation factor 1 (ARFGAP1) inhibitor, ) was demonstrated to synergize with Wnt proteins to activate b-catenin signaling. Synonyms: (2S)-2-[[2-(2,3-dihydro-1H-inden-5-yloxy)-9-[(4-phenylphenyl)methyl]purin-6-yl]amino]-3-phenylpropan-1-ol; QS 11; QS-11; QS 11 (QS11,BML-WN117); (2S)-2-{[9-(4-Biphenylylmethyl)-2-(2,3-dihydro-1H-inden-5-yloxy)-9H-purin-6-yl]amino}-3-phenyl-1-propanol; J-501013. Grades: >98%. CAS No. 944328-88-5. Molecular formula: C36H33N5O2. Mole weight: 567.68. BOC Sciences 11
QS 11 QS 11. Group: Biochemicals. Grades: Purified. CAS No. 944328-88-5. Pack Sizes: 10mg, 50mg. US Biological Life Sciences. USBiological 5
Worldwide
QS-1189 QS-1189 is a reversible, high selective, orally available cyclin-dependent kinase 7 (CDK7) inhibitor developed for cancer therapy. QS-1189 exhibits antitumor activity via modulation of transcription and cell cycle. Uses: Antitumor agent. Synonyms: QS-1189; QS 1189; QS1189. BOC Sciences 10
QS11 (QS 11, QS-11, (2S)-2-[2-(Indan-5-yloxy)-9-(1,1'-biphenyl-4-yl)methyl)-9Hpurin-6-ylamino]-3-phenyl-propan-1-ol) Inhibits the GTPase activating protein of ADP-ribosylation factor 1 (ARFGAP1) as well as synergizes the Wnt/b-catenin signaling pathway. The Wnt/b-catenin signaling pathway regulates cell fate and behavior during embryogenesis, adult tissue homeostasis, and regeneration. Group: Biochemicals. Alternative Names: (2S)-2-[2-(Indan-5-yloxy)-9-(1,1'-biphenyl-4-yl)methyl)-9Hpurin-6-ylamino]-3-phenyl-propan-1-ol. Grades: Highly Purified. CAS No. 944328-88-5. Pack Sizes: 5mg. US Biological Life Sciences. USBiological 1
Worldwide
QS-21 QS-21 is a natural triterpenoid saponin extracted from the soap bark tree. It has the potential use as an immunologic adjuvant in vaccine to enhance their efficacy. Synonyms: Saponin QA 21V1; QS-21. Grades: 90%. CAS No. 141256-04-4. Molecular formula: C92H148O46. Mole weight: 1990.13. BOC Sciences 9
QS-4 Synonyms: 6-(3-carboxypropyl)-2,3-diMethoxy-5-Methyl-1,4-benzoquinone. Grades: > 95%. CAS No. 58186-01-9. Molecular formula: C13H16O6. Mole weight: 268.27. BOC Sciences 6
Qstatin Qstatin is a potent and selective Vibrio QS inhibitor with an EC50 of 208.9 nM. Synonyms: 1-((5-Bromothiophen-2-Yl)Sulfonyl)-1H-Pyrazole; 1-(5-Bromothiophene-2-Sulfonyl)-1h-Pyrazole; MLS000044947; Q-Statin; Q Statin. Grades: 98%. CAS No. 902688-24-8. Molecular formula: C7H5BrN2O2S2. Mole weight: 293.2. BOC Sciences 9
Quadrilineatin It is originally isolated from Asp. quadrilineatus NRRL 521, NRRL 201, SM 200, SM-297, GA317. Quadrilineatin has antifungal and bacterial effects. Synonyms: 5-Hydroxy-3-methoxy-4-methylbenzene-1,2-dicarbaldehyde; 3-Methoxy-4-methyl-5-hydroxyphthalaldehyde. CAS No. 642-27-3. Molecular formula: C10H10O4. Mole weight: 194.18. BOC Sciences 5
Quadrone It is an unusual sesquiterpene metabolite isolated from aspergillus terreus. It exhibits antitumor activity. Synonyms: (-)-Quadrone; [3aS-(3aα, 5aβ, 6α, 8aα, 8bα)]-Octahydro-10, 10-dimethyl-6, 8b-ethano-8bH-cyclopenta[de]-2-benzopyran-1, 4-dione; (3aS,5aR,6R,8aR,8bR)-octahydro-10,10-dimethyl-6,8b-ethano-8bH-cyclopenta[de]-2-benzopyran-1,4-dione. Grades: >98% by HPLC. CAS No. 66550-08-1. Molecular formula: C15H20O3. Mole weight: 248.32. BOC Sciences 5
quality White widow with online tracking number Heterocyclic Organic Compound. CAS No. Catalog: ACM1236912. Alfa Chemistry. 5
Qualmix Bacterial FAME mixture Qualmix Bacterial FAME mixture. Group: Others. Appearance: Liquid. Qualmix Bacterial FAME mixture; Qualitative Mixtures; lipid mixture; mix; qualitive mixture; quantitive mixture; Matreya, LLC; Matyera; Larodan; lipid products. Cat No: LMIZ-089. Creative Enzymes
Qualmix Fish S mixture Qualmix Fish S mixture. Group: Others. Qualmix Fish S mixture; GC; Qualitative Mixtures; lipid mixture; mix; qualitive mixture; quantitive mixture; Matreya, LLC; Matyera; Larodan; lipid products. Cat No: LMIZ-090. Creative Enzymes
Qualmix PUFA Fish M Natural Menhaden Oil mixture Qualmix PUFA Fish M Natural Menhaden Oil mixture. Group: Others. Qualmix PUFA Fish M Natural Menhaden Oil mixture; Qualitative Mixtures; lipid mixture; mix; qualitive mixture; quantitive mixture; Matreya, LLC; Matyera; Larodan; lipid products. Cat No: LMIZ-091. Creative Enzymes
Qualmix PUFA Fish N Natural Fish Oil mixture Qualmix PUFA Fish N Natural Fish Oil mixture. Group: Others. Qualmix PUFA Fish N Natural Fish Oil mixture; Qualitative Mixtures; lipid mixture; mix; qualitive mixture; quantitive mixture; Matreya, LLC; Matyera; Larodan; lipid products. Cat No: LMIZ-092. Creative Enzymes
Qualmix PUFA Porcine T mixture Qualmix PUFA Porcine T mixture. Group: Others. Qualmix PUFA Porcine T mixture; Qualitative Mixtures; lipid mixture; mix; qualitive mixture; quantitive mixture; Matreya, LLC; Matyera; Larodan; lipid products. Cat No: LMIZ-093. Creative Enzymes
Quantacure ABQ Quantacure ABQ is a water soluble, copolymerizable benzophenone photoinitiator used in the UV curing of coatings used in textile and furniture industries. Group: Biochemicals. Grades: Highly Purified. CAS No. 125850-75-1. Pack Sizes: 250mg, 2.5g. Molecular Formula: C21H24BrNO3, Molecular Weight: 418.32. US Biological Life Sciences. USBiological 5
Worldwide
Quantum Dots Quantum Dots. Group: other quantum dots. Alfa Chemistry Materials 3
Quantum dots for LED Quantum dots for LED. Group: Quantum dots for led. Water. Alfa Chemistry Materials 7
Quantum dot surface modification antibody Quantum dot surface modification antibody. Group: Graphene quantum dots. Alfa Chemistry Materials 7
Quantum dot surface modification drug small molecule Quantum dot surface modification drug small molecule. Group: Graphene quantum dots. Water. Alfa Chemistry Materials 7
Quarfloxin Quarfloxin, also known as Quarfloxacin and CX-3543, is a fluoroquinolone derivative with antineoplastic activity. Quarfloxin disrupts the interaction between the nucleolin protein and a G-quadruplex DNA structure in the ribosomal DNA (rDNA) template, a critical interaction for rRNA biogenesis that is overexpressed in cancer cells. Disruption of this G-quadruplex DNA:protein interaction in aberrant rRNA biogenesis may result in the inhibition of ribosome synthesis and tumor cell apoptosis. Synonyms: 3H-Benzo[b]pyrido[3,2,1-kl]phenoxazine-2-carboxamide, 5-fluoro-N-[2-[(2S)-1-methyl-2-pyrrolidinyl]ethyl]-3-oxo-6-[3-(2-pyrazinyl)-1-pyrrolidinyl]-; 3H-Benzo[b]pyrido[3,2,1-kl]phenoxazine-2-carboxamide, 5-fluoro-N-[2-[(2S)-1-methyl-2-pyrrolidinyl]ethyl]-3-oxo-6-(3-pyrazinyl-1-pyrrolidinyl)-; 5-Fluoro-N-[2-[(2S)-1-methyl-2-pyrrolidinyl]ethyl]-3-oxo-6-[3-(2-pyrazinyl)-1-pyrrolidinyl]-3H-benzo[b]pyrido[3,2,1-kl]phenoxazine-2-carboxamide; CX 3543; Itarnafloxin; Quarfloxacin. Grades: >98%. CAS No. 865311-47-3. Molecular formula: C35H33FN6O3. Mole weight: 604.69. BOC Sciences 9
quarterphenyl- 3, 3''', 5, 5'''- tetracarboxylic acid quarterphenyl- 3, 3''', 5, 5'''- tetracarboxylic acid. Group: Carboxylic acid mof ligand-tetracarboxylic acid mof ligand. CAS No. 921619-91-2. Product ID: 5-[4-[4-(3,5-dicarboxyphenyl)phenyl]phenyl]benzene-1,3-dicarboxylic acid. Molecular formula: 482.4g/mol. Mole weight: C28H18O8. InChI=1S/C28H18O8/c29-25 (30)21-9-19 (10-22 (13-21)26 (31)32)17-5-1-15 (2-6-17)16-3-7-18 (8-4-16)20-11-23 (27 (33)34)14-24 (12-20)28 (35)36/h1-14H, (H, 29, 30) (H, 31, 32) (H, 33, 34) (H, 35, 36). UMTUQDSLNCYCDQ-UHFFFAOYSA-N. Alfa Chemistry Materials 7
Quartz Glass Slides Substrate Quartz Glass Slides Substrate. Uses: Laser substrate: window, lens, prism. Group: Single crystal substrates. > 99.99 %. Alfa Chemistry Materials 3
Quartz Optical Window, 12.7mm (0.5in) dia x 1mm (0.04in) thick Quartz Optical Window, 12.7mm (0.5in) dia x 1mm (0.04in) thick. Group: Windows & spheres. Alfa Chemistry Materials 6
Quartz Optical Window, 12.7mm (0.5in) dia x 2mm (0.08in) thick Quartz Optical Window, 12.7mm (0.5in) dia x 2mm (0.08in) thick. Group: Windows & spheres. Alfa Chemistry Materials 6
Quartz Optical Window, 25.4mm (1.0in) dia x 1mm (0.04in) thick Quartz Optical Window, 25.4mm (1.0in) dia x 1mm (0.04in) thick. Group: Windows & spheres. Alfa Chemistry Materials 6
Quartz Optical Window, 25.4mm (1.0in) dia x 2mm (0.08in) thick Transparent to gray, odorless powder. Irritating to the skin and eyes on contact. Inhalation will cause irritation in the respiratory tract. [Note: Amorphous silica is the non-crystalline form of SiO2.];PelletsLargeCrystals, OtherSolid, Liquid;DryPowder; Liquid;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; Liquid; OtherSolid; PelletsLargeCrystals; WetSolid; WetSolid, Liquid;DryPowder; DryPowder, Liquid; DryPowder, PelletsLargeCrystals; OtherSolid; PelletsLargeCrystals;DryPowder; OtherSolid;DryPowder; DryPowder, Liquid; DryPowder, OtherSolid; DryPowder, OtherSolid, Liquid; DryPowder, PelletsLargeCrystals; DryPowder, PelletsLargeCrystals, Liquid; DryPowder, PelletsLargeCrystals, OtherSolid; DryPowder, PelletsLargeCrystals, WetSolid; DryPowder, WetSolid; Liquid; OtherSolid; PelletsLargeCrystals; PelletsLargeCrystals, OtherSolid; WetSolid; WetSolid, Liquid;PelletsLargeCrystals;White, fluffy powder or granules. Hygroscopic;Solid;FINE WHITE POWDER.;COLOURLESS OR WHITE CRYSTALS.;COLOURLESS WHITE CRYSTALS.;COLOURLESS OR WHITE CRYSTALS.;Solid;Transparent to gray, odorless powder. [Note: Amorphous silica is the non-crystalline form of SiO2.]. Group: Windows & spheres. Product ID: dioxosilane. Molecular formula: 60.084g/mol. Mole weight: (SiO2)n; SiO2; SiO2; SiO2; SiO2; SiO2; O2Si. O=[Si]=O. InChI=1S/O2Si/c1-3-2. VYPSYNLAJGMNEJ-UHFFFAOYSA-N. Alfa Chemistry Materials 6
Quartz Optical Window, 25.4mm (1.0in) dia x 3mm (0.12in) thick Quartz Optical Window, 25.4mm (1.0in) dia x 3mm (0.12in) thick. Group: Windows & spheres. Alfa Chemistry Materials 6
Quartz Optical Window, 50.8mm (2.0in) dia x 5mm (0.20in) thick Quartz Optical Window, 50.8mm (2.0in) dia x 5mm (0.20in) thick. Group: Windows & spheres. Alfa Chemistry Materials 6
Quartz powder with small specific surface area Quartz powder with small specific surface area. Uses: For analytical and research use. Group: Physical properties; process materials, geological, cement & soils; physical properties. Catalog: APS011599. Format: Neat. Shipping: Room Temperature. Alfa Chemistry Analytical Products
Quassar570 CE Phosphoramidite Quassar570 CE Phosphoramidite, a paramount polymerase chain reaction (PCR) enhancer, accelerates oligonucleotide synthesis, thereby enabling state-of-the-art biomedical investigations. It serves as a fluorescent probe, augmenting the accuracy of DNA sequencing and gene expression analysis. Its exceptional sensitivity and selectivity provide insightful resolutions of molecular maladies, including cancer and genetic disorders. Grades: >92% by HPLC. Molecular formula: C46H67F6N5O3P2. Mole weight: 914.01. BOC Sciences 3
Quassar670 CE Phosphoramidite Quassar670 CE Phosphoramidite is a pioneering element extensively applied in the biomedical field, serving as an irreplaceable fluorescent tracer for discerning DNA or RNA sequencing and compound synthesis. Grades: >92% by HPLC. Molecular formula: C48H69F6N5O3P2. Mole weight: 940.05. BOC Sciences 3
Quassia Bark Powder Quassia Bark Powder. Pharma Resources International LLC
CA, FL & NJ
Quassia Vinegar This mixture is a natural alternative to fight head lice. Quassia Amara is a natural insect repellent and inhibitor of the chitin synthesis (during larval change preventing reproduction). The vinegar component prevents nits from attaching to the hair shaft and the removal of already attached ones by dissolving their chitin envelopes. Uses: Head lice solutions. Group: Hair actives. CAS No. 532-32-1 / 24634-61-5 / 590-00-1 / 9005-65-6 / 85251-63-4 / 89957-48-2 / 84012-34-0 / 68650-44-2 / 90132-02-8 / 84604-10-4. Catalog: CI-HC-0223. Alfa Chemistry.
Quassidine B Other Alkaloids. Alternative Names: 4,8-Dimethoxy-alpha-9H-pyrido[3,4-b]indol-1-yl-9H-pyrido[3,4-b]indole-1-propanol. CAS No. 1207862-37-0. Mole weight: 452.5. Purity: 95%+. Catalog: ACM1207862370. Alfa Chemistry. 3
Quassin Quassin. Group: Biochemicals. Alternative Names: 2,12-Dimethoxypicrasa-2,12-diene-1,11,16-trione; Phenanthro[10,1-bc]pyran, picrasa-2,12-diene-1,11,16-trione deriv.; (+)-Quassin; NSC 36342; Nigakilactone D; Quassine. Grades: Highly Purified. CAS No. 76-78-8. Pack Sizes: 2.5mg. Molecular Formula: C22H28O6, Molecular Weight: 388.45. US Biological Life Sciences. USBiological 3
Worldwide
quaternary-amine-transporting ATPase ABC-type (ATP-binding cassette-type) ATPase, characterized by the presence of two similar ATP-binding domains. Does not undergo phosphorylation during the transport process. A bacterial enzyme that imports betaine and glycine. Group: Enzymes. Enzyme Commission Number: EC 3.6.3.32. 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-4670; quaternary-amine-transporting ATPase; EC 3.6.3.32. Cat No: EXWM-4670. Creative Enzymes
Quaternary ammonium compounds Our wide distribution network, with locations coast-to-coast, helps guarantee fast, reliable service to Univar's customers. Univar Solutions
Quaternary ammoniumcompounds,[2-[[2-[(2-carboxyethyl)(2-hydroxyethyl)amino]ethyl]amino]-2-oxoethyl]cocoalkyldimethyl, inner salts Heterocyclic Organic Compound. CAS No. 100085-64-1. Catalog: ACM100085641. Alfa Chemistry. 2