(S)-(-)-DBD-Pro-COCl [=(S)-(-)-4-(NN-Dimethylaminosulfonyl)-7-(2-chloroformylpyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg Wittig & Horner-Emmons Reaction Test Specification Min Max APPEARANCE

Test Specification Min Max APPEARANCE OF SOLUTION TO PASS TEST TO PASS TEST SPECIFIC ROTATION [a][@D@]20 +66

5 mg/kg OXALATE (C[@2@]O[@4@]) TO PASS TEST TO PASS TEST READILY CARBONIZABLE SUBSTANCES TO PASS TEST TO PASS TEST RESIDUE ON IGNITION 0

10% ABSORBANCE TO PASS TEST WATER 2% INSOLUBLE MATTER 0

COLORLESS SO LOSS ON DRYING @ 105 C 1

Test Specification Min Max ASSAY (DRIED BASIS) 99% WATER 9

(S)-(-)-DBD-Pro-COCl [=(S)-(-)-4-(NN-Dimethylaminosulfonyl)-7-(2-chloroformylpyrrolidin-1-yl)-213-benzoxadiazole] [HPLC Labeling Reagent for e.e. Determination] - 100 mg Wittig & Horner-Emmons Reaction Test Specification Min Max APPEARANCE