QCS reference standards
Reference standards published in the QCS catalogue, listed with CAS number, molecular formula, molecular weight and structure where available.
38,635 products · 644 pages
QCS products
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1,2,3-Tribromopropane
IN STOCKRS-U211NVT -
2-methylbutanal
CUSTOM SYNTHESISRS-U211NVU -
Cyclopentanol
CUSTOM SYNTHESISRS-U211NVV -
Dane Salt
IN STOCKRS-U211NVY -
Ethyl Isobutyrate
IN STOCKRS-U211NW4 -
2-Ethylbutan-1-Ol
IN STOCKRS-U211NW7 -
Aminolevulinic Acid Hydrochloride Impurity 16
IN STOCKRS-U211NWF -
N-Tetradecanoyl-Dl-Homoserine Lactone
IN STOCKRS-U211NWH -
2-(3-(Dimethylamino)-1-Ethoxyallylidene)Malononitrile
IN STOCKRS-U211NWL -
(S)-3,4-Dihydroxy-5-(2-Hydroxyacetyl)Furan-2(5H)-One
IN STOCKRS-U211NWM -
5-Aminoisophthalic Acid
IN STOCKRS-U211NWO -
1,3-Diisopropylbenzene
IN STOCKRS-U211NWQ -
DMPE
BACK ORDERRS-U211NWY -
2-Chloro-2-Phenylethan-1-Ol
IN STOCKRS-U211NX5 -
2-(Dibenzylamino)Ethan-1-Ol
IN STOCKRS-U211NX7 -
Trehalose Dihydrate Impurity 2
BACK ORDERRS-U211NXI -
1-Methyl-L-4,5-Dihydroorotic Acid
CUSTOM SYNTHESISRS-U211NXL -
3-(icosyloxy)propane-1,2-diol
IN STOCKRS-U211NXQ -
Methyl 2-Amino-3-Bromobenzoate
IN STOCKRS-U211NXS -
Ethyl 8-chlorooctanoate
IN STOCKRS-U211NXX -
Methyl 3-Aminobenzenesulfonate
CUSTOM SYNTHESISRS-U211NY4 -
Allylacetone
CUSTOM SYNTHESISRS-U211NY9 -
2,5-dihydro-1H-pyrrole
IN STOCKRS-U211NYA -
Procyanidin B2 3-O-Gallate
BACK ORDERRS-U211NYC -
Nemorexant(Daridorexant) Impurity 8
IN STOCKRS-U211NYD -
1-Fluoro-3-Iodobenzene
IN STOCKRS-U211NYN -
Ethyl 11-(3,4-Dimethyl-5-Pentylfuran-2-Yl)Undecanoate
IN STOCKRS-U211NYS -
(2-chloroacetyl)-L-tyrosine
CUSTOM SYNTHESISRS-U211NYU -
Ethyl (Z)-3-(Dimethylamino)Acrylate
IN STOCKRS-U211NYW -
2-Chloro-4-Iodophenol
CUSTOM SYNTHESISRS-U211NZ2 -
1,3-Dichlorobutane
IN STOCKRS-U211NZF -
3-Nitrobenzenesulfonamide
IN STOCKRS-U211NZM -
Palbociclib Impurity 193
IN STOCKRS-U211NZY -
Dipentaerythritol
IN STOCKRS-U211O02 -
2,4-Difluoro-5-methoxybenzoic acid
IN STOCKRS-U211O05 -
Ethyl (S)-(-)-4,5-Epoxypentanoate
IN STOCKRS-U211O08 -
4-(((tert-butyldimethylsilyl)oxy)methyl)aniline
IN STOCKRS-U211O0E -
N2-Cbz-D-Glutamine
CUSTOM SYNTHESISRS-U211O0H -
methyl sulfurochloridite
IN STOCKRS-U211O0J -
Undecylenamidopropylbetaine
IN STOCKRS-U211O0P -
L-N-Acetylglucosamine
IN STOCKRS-U211O0T -
Tert-Butyl ((1R,3R,6S)-7-Oxabicyclo[4.1.0]Heptan-3-yl)
CUSTOM SYNTHESISRS-U211O0V -
methyl hydrogen sulfite
IN STOCKRS-U211O0W -
(2,3-Dimethylphenyl)Methanol
IN STOCKRS-U211O17 -
Estetrol Impurity 11
IN STOCKRS-U211O1F -
3-Hydroxypentanedinitrile
IN STOCKRS-U211O1I -
Naphthalen-1-Ylboronic Acid
CUSTOM SYNTHESISRS-U211O1M -
2-Fluoro-6-Hydroxybenzonitrile
IN STOCKRS-U211O1S -
(S)-4-bromo-5,6,7,8-tetrahydroisoquinolin-8-amine
IN STOCKRS-U211O1W -
N-(3-Fluoro-5,6,7,8-tetrahydro-4-methyl-1-naphthalenyl
IN STOCKRS-U211O22 -
butyl L-prolinate
CUSTOM SYNTHESISRS-U211O2B -
ethyl 2-(3,4-dichlorophenyl)diazene-1-carboxylate
IN STOCKRS-U211O2D -
Entacapone Impurity 109
IN STOCKRS-U211O2J -
Alpha-D-Glucopyranose 6-Phosphate
IN STOCKRS-U211O2S -
Articaine Impurity 51
IN STOCKRS-U211O2U -
4,4'-dinitro-1,1'-biphenyl
CUSTOM SYNTHESISRS-U211O2V -
Dimethyl 3,3'-Disulfanediyldipropanoate
IN STOCKRS-U211O2Y -
2,6-Diiodo-4-Chlorophenol
IN STOCKRS-U211O30 -
2-(Carboxymethyl)Oxirane-2,3-Dicarboxylic Acid
IN STOCKRS-U211O32 -
Ozenoxacin Impurity 72
IN STOCKRS-U211O33
![Chemical structure of Tert-Butyl ((1R,3R,6S)-7-Oxabicyclo[4.1.0]Heptan-3-yl)](/structures/w4/PYZCXLIAMPGJIB-HRDYMLBCSA-N.webp?v=9)
38,635 products · 644 pages