- No products in the cart.
![Bis(Zinc Porphyrin) (ca. 5micro mol/L in Dichloromethane) [for CD Spectroscopy] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_039_2a106602-5938-4147-8021-9c300961940c_50x50.jpg?v=1585290256)
![(-)-Benzylmethylphenylsilylacetic Acid [for e.e. Determination by NMR] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_041_0fe80c23-18d6-4424-9412-7d2f11a9f5c0_50x50.jpg?v=1584968684)
![(+)-Benzylmethylphenylsilylacetic Acid [for e.e. Determination by NMR] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_040_8d958fb2-1612-411c-b53d-5de8ebe2663f_50x50.jpg?v=1554815776)
![2346-Tetra-O-benzoyl-beta-D-glucopyranosyl Isothiocyanate [for HPLC Labeling] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_038_d2342c6c-4dbe-47f0-a0b1-514ac93a5392_50x50.jpg?v=1554846452)
![2346-Tetra-O-acetyl-beta-D-glucopyranosyl Isothiocyanate [for HPLC Labeling] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_037_dcf145b7-1943-4ce6-b6ce-c3e0b0c45f85_50x50.jpg?v=1554846451)
![(S)-(+)-NBD-Py-NCS [=(S)-(+)-4-(3-Isothiocyanatopyrrolidin-1-yl)-7-nitro-213-benzoxadiazole] [HPL | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_005_4a3ff074-1ec7-4362-bbff-3ae2c591006a_50x50.jpg?v=1554842463)
![(R)-(-)-NBD-Py-NCS [=(R)-(-)-4-(3-Isothiocyanatopyrrolidin-1-yl)-7-nitro-213-benzoxadiazole] [HPL | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_004_17f64abe-6b66-4820-90d5-fef5bd466057_50x50.jpg?v=1554842382)
![(S)-(+)-DBD-Py-NCS [=(S)-(+)-4-(NN-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-213-benzoxadiazole] [for HPLC Labeling] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_047_5593d0f5-4886-4f41-acc7-db1dc4e6a2ea_50x50.jpg?v=1554842461)
![(R)-(+)-NBD-Pro-COCl [=(R)-(+)-4-Nitro-7-(2-chloroformylpyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_045_7b063e01-0d61-4b0f-a7de-ab08b4ce6235_50x50.jpg?v=1554842337)
![(R)-(+)-DBD-Pro-COCl [=(R)-(+)-4-(NN-Dimethylaminosulfonyl)-7-(2-chloroformylpyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_044_9275739e-f88f-45e5-945a-a7eb836fe759_50x50.jpg?v=1554842324)
![(S)-(-)-DBD-Pro-COCl [=(S)-(-)-4-(NN-Dimethylaminosulfonyl)-7-(2-chloroformylpyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_043_a2357971-f865-4b52-a36e-2a2a1c818945_50x50.jpg?v=1554842485)
![(R)-(-)-NBD-APy [=(R)-(-)-4-Nitro-7-(3-aminopyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_042_67d59607-7ebb-4ccb-a83d-afd4ed842416_50x50.jpg?v=1554842381)
![(S)-(+)-NBD-APy [=(S)-(+)-4-Nitro-7-(3-aminopyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_041_f8e0b595-73a0-4866-8097-e63b4fae6c20_50x50.jpg?v=1554842462)
![(R)-(-)-DBD-APy [=(R)-(-)-4-(NN-Dimethylaminosulfonyl)-7-(3-aminopyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_040_07264aeb-4022-49e3-b5d1-1fe4b6fa842c_50x50.jpg?v=1554842379)
![(S)-(+)-DBD-APy [=(S)-(+)-4-(NN-Dimethylaminosulfonyl)-7-(3-aminopyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_039_34410694-e6f5-441c-86e8-c17283a73a38_50x50.jpg?v=1554842460)
![Nalpha-(5-Fluoro-24-dinitrophenyl)-D-leucinamide [HPLC Labeling Reagent for e.e. Determination] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_045_057cea6d-33f0-435e-bdf1-b63ad934b420_50x50.jpg?v=1585352919)
![Nalpha-(5-Fluoro-24-dinitrophenyl)-L-leucinamide [HPLC Labeling Reagent for e.e. Determination] | Spectrum Chemicals Australia](http://spectrumchemicals.com.au/cdn/shop/products/products_044_6a4c1f79-47c6-4521-854d-47d37e7e3d47_50x50.jpg?v=1585352920)
D-(+)-alpha-Methylbenzylamine
M2047-5GM
$186
Test Specification Min Max ASSAY 99% ENANTIOMETRIC PURITY 96% TYPICAL SPECIFIC ROTATION APPROX. +39 APPROX. +39
4-(Dimethylamino)benzaldehyde Crystal Reagent ACS
D1024-100GM
$440
Test Specification Min Max MELTING POINT 73 - 75 C 73 - 75 C SOLUBILITY IN ALCOHOL TO PASS TEST TO PASS TEST COLOR (APHA, in alcohol) 60 SOLUBILITY IN...
4-Chlorobenzoic Acid
C2230-25GM
$131
Test Specification Min Max ASSAY 97% 97% MELTING RANGE 239 - 241 C 239 - 241 C
Enantiomer Excess & Absolute Configuration Determination
Spectrum Chemical offers various kinds of reagents that have been developed to determine enantiomer excess absolute configuration. The absolute configuration of pharmaceuticals is an important aspect of biological activity, and include (-)-Benzylmethylphenylsilylacetic Acid, and more. Spectrum Chemicals Australia specializes in providing the top enantiomer excess absolute configuration determination but if you do not see the product, grade or form of the ingredient you require, contact us. cGMP Certified Facilities and 45,000 chemicals - Trust Your Ingredients!