1 g, MilliporeSigma
-
"Megestrol acetate, analytical standard, for drug analysis"
MilliporeSigmaSynonyms: 17α-Acetoxy-6-methyl-4,6-pregnadiene-3,20-dione; 17α-Hydroxy-6-methyl-4,6-pregnadiene-3,20-dione 17-acetate; 17α-Hydroxy-6-methyl-6-dehydroprogesterone 17-acetate; Megestrol 17-acetate Formula: C24H32O4 Formula Weight: 384.51 CAS…
-
Empirical Formula: C13H14N2O4 Linear Formula: C13H14N2O4 Formula Weight: 262.26 MDL Number: MFCD00190764 Purity: 97% Melting Point: 270-272 °C(lit.)
-
Synonym(s): 3β-Hydroxy-11-oxoolean-12-en-30-oic acid 3-hemisuccinate Formula: C34H48O7Na2 Formula Weight: 614.72 CAS No.: 7421-40-1 Purity: ≥98% Storage: 2-8°C Packaging: 1, 5 g in glass bottle
-
Synonym(s): Hydroxy-2,5-dioxopyrrolidine-3-sulfonicacid sodium salt; Sulfo-NHS Formula: C4H4NNaO6S Formula Weight: 217.13 CAS No.: 106627-54-7 Purity: ≥98% (HPLC) Other Notes: Sulfo-NHS is used for preparing hydrophilic active esters, e.g. for…
-
Synonyms: 4-Aminobenzoic acid ethyl ester; Ethyl 4-aminobenzoate Formula: C9H11NO2 Formula Weight: 165.19 CAS No.: 94-09-7 Storage Temperature: room temp General description: This certified reference material (CRM) is produced and certified in…
-
ALDRICH 16-Phosphonohexadecanoic acid, 97%
MilliporeSigmaEmpirical Formula: C16H33O5P Linear Formula: C16H33O5P Formula Weight: 336.40 MDL Number: MFCD09836229 Purity: 97% Melting Point: 129-133 °C
-
ALDRICH 2-Aminoanthracene, 96%
MilliporeSigmaSynonym(s): 2-Anthramine Formula: C14H11N Formula Weight: 193.24 CAS No.: 613-13-8 Purity: 96% Packaging: 5, 25 g in poly bottle
-
Polystyrene
MilliporeSigmaanalytical standard, for GPC, 600,000 Synonym(s): PS Linear Formula: [CH2CH(C6H5)]n MDL Number: MFCD00084450
-
ALDRICH 4-Carboxyphenylboronic acid,
MilliporeSigmaSynonym(s): 4-(Dihydroxyboronyl)benzoic acid; 4-(Dihydroxyboryl)benzoic acid; 4-Boronobenzoic acid; 4-Carboxybenzeneboronic acid; 4-Carboxylphenylboronic acid; 4-Carboxylphenylboronic acid; 4-Hydroxycarbonylphenyl boronic acid; NSC 221170; p-Boronobenzoic acid; p-Carboxybenzeneboronic acid;…
-
Synonym(s): PEI Linear Formula: (CH2CH2NH)n Melting Point: 48-53 °C Storage: 2-8°C
-
Synonyms: Lactose Formula: C12H22O11 Formula Weight: 342.30 CAS No.: 63-42-3
-
ALDRICH 3,4-Dihydroxyphenylacetic acid, 98%
MilliporeSigmaSynonym(s): DOPAC; Homoprotocatechuic acid Formula: (HO)2C6H3CH2CO2H Formula Weight: 168.15 CAS No.: 102-32-9 Purity: 98% Packaging: 1, 5 g in glass bottle
-
Poly(ethylene glycol)
MilliporeSigmaanalytical standard, for GPC, 20,000 Synonym(s): PEG Linear Formula: H(OCH2CH2)nOH MDL Number: MFCD00081839 RTECS No.: TQ3500000
-
Propionic anhydride-d10 >=98 atom % D, >=99% (CP)
MilliporeSigmaMolecular Formula: C6D10O3 Molecular Weight: 140.2 Linear Structural Formula: (CD3CD2CO)2O MDL Number: MFCD04118280 Purity: >=99% (CP) Melting Point: -43 C (lit.) Density: 1.090 g/mL at 25 C
-
Palladium(II) nitrate dihydrate (40% Pd) for synthesis
MilliporeSigmaCAS Number: 32916-07-7 UN Number: UN3085 Solubility: (20°C) (slow decomposition) Molar Mass: 266.44 g/mol pH: 1 (1 g/l, H2O, 20°C)
-
ALDRICH 1-Methyl-DL-tryptophan, 97%
MilliporeSigmaFormula: C12H14N2O2 Formula Weight: 218.25 CAS No.: 26988-72-7 Purity: 97% Packaging: 250 mg in glass bottle
-
ALDRICH Pentacarbonylchlororhenium(I), 98%
MilliporeSigmaSynonym(s): Rhenium(I) pentacarbonyl chloride Formula: Re(CO)5Cl Formula Weight: 361.71 CAS No.: 14099-01-5 UN Number: UN3288 Purity: 98% Application: Used to study π-electron deficient complexes between tricarbonylhalorhenium and diimine ligands and also to…
-
SIGMA DL-Dithiothreitol, =99.0% (RT)
MilliporeSigmaSynonyms: threo -1,4-Dimercapto-2,3-butanediol; Cleland's reagent; DTT Formula: HSCH2CH(OH)CH(OH)CH2SH Formula Weight: 154.25 CAS No.: 3483-12-3 Purity: ≥99.0% (RT) Storage Temperature: 2-8°C Application: An excellent reagent for maintaining SH groups…
-
trans-2-Chloro-3,4-dimethoxy-ß-nitrostyrene, 97%
MilliporeSigmaCAS No.: 41122-35-4 Synonyms: 1,2-Dimethoxy-3-chloro-4-(2-nitrovinyl)benzene; 2-(2-Chloro-3,4-dimethoxyphenyl)nitroethene Formula: C10H10ClNO4 Formula Weight: 243.64 Linear Formula: C10H10ClNO4 MDL No.: MFCD06411308 …
-
Synonym: Pepsin A, Pepsin from hog stomach CAS Number: 9001-75-6 EC Number: 232-629-3 Analysis Note Optimum pH is 2-4. Active in 4 M urea and 3 M guanidine HCl. Stable at 60 °C. Pepsin is irreversibly inactivated at pH 8.0 - 8.5. Protein determined by E1%/280 Used to produce…
-
MDL Number: MFCD00237230 Storage: −20°C
-
Poly(2-(diethylamino)ethyl methacrylate) average Mn 10,000
MilliporeSigmaSynonyms: Hydrophilic; PDEAEMA; pH sensitive; pH-responsive Linear Structural Formula: (C10H19NO2)n Storage: 2-8C Application: Poly(diethylaminoethyl methacrylate) is a pH-responsive polymer. pH-Responsive polymers are a group of stimuli-responsive polymers that can respond to solution…
-
Buffer, reference standard pH 10.00±0.01 (25 °C)
MilliporeSigmaMDL Number: MFCD00130682 Storage: 15-25C Application: Buffer, reference standard has been used for pH meter calibration for adjusting pH of drug solutions and human neuroblastoma culture medium.
-
ALDRICH Potassium benzyl cyanocarbamate
MilliporeSigmaSynonym(s): Looper Reagent; Potassium N -cyanocarbamic acid, phenylmethyl ester Empirical Formula: C9H7KN2O2 Linear Formula: C9H7KN2O2 Formula Weight: 214.26 Purity: 97% Melting Point: 228-232 °C
-
Propyl 2-methylbutanoate AldrichCPR
MilliporeSigmaMolecular Formula: C8H16O2 Molecular Weight: 144.21 Linear Structural Formula: C8H16O2 MDL Number: MFCD00085211 Other Notes: Please note that Sigma-Aldrich provides this product to early discovery researchers as part of a collection of unique chemicals. Sigma-Aldrich does not…
-
ALDRICH 3-Formyl-4-isopropoxyphenylboronic acid, >=95%
MilliporeSigmaEmpirical Formula: C10H13BO4 Linear Formula: (CH3)CHOC6H5(CHO)B(OH)2 Formula Weight: 208.02 MDL Number: MFCD08705272 Purity: ≥95% Melting Point: 98-102 °C Storage: 2-8°C
-
Sodium pyridine-2-sulfinate >=95%
MilliporeSigmaSynonyms: 2-Pyridinesulfinic acid; Sodium salt; Willis 2-pyridylsulfinates H Molecular Formula: C5H4NNaO2S Molecular Weight: 165.15 Linear Structural Formula: C5H4NNaO2S Purity: >=95% Melting Point: 292 C Application: This 2-pyridylsulfinate enables Suzuki-Miyaura cross…
-
ALDRICH Tributylammonium pyrophosphate,
MilliporeSigmaCAS No.: 5975-18-8 Application: Reactant for: • Enzymic synthesis of 3′-deoxy-apio-nucleic acid duplexes • Synthesis of deoxynucleoside S-methylphosphonic acids • Preparation of fluorescent non-nucleotide ATP analog N-methylanthraniloylamide ethyl…
-
ALDRICH 2-Nitrofuran, 97%
MilliporeSigmaFormula: C4H3NO3 Formula Weight: 113.07 CAS No.: 609-39-2 UN Number: UN1325 Purity: 97% Packaging: 1, 5 g in glass bottle
-
Synonyms: 3,3′-Bis[ N , N -bis(carboxymethyl)aminomethyl]-o-cresolsulfonephthalein disodium salt Formula: C31H30N2Na2O13S Formula Weight: 716.62 CAS No.: 1611-35-4 (free acid)
-
Linear Formula: Pd MDL Number: MFCD03427452
-
ALDRICH 2-Azetidinone, 98%
MilliporeSigmaSynonym(s): β-Propiolactam; 2-Azacyclobutanone Formula: C3H5NO Formula Weight: 71.08 CAS No.: 930-21-2 UN Number: UN3263 Purity: 98% Storage: 2-8°C Packaging: 250 mg in glass bottle