1-Hydroxybenzotriazole → HCID 46927104, compound

Participants

Role	Name	HCID	Charge
Reactant	1-Hydroxybenzotriazole	HCID 75771	—
Reactant	5-(4-Bromophenyl)-1,3,4-thiadiazol-2-amine	HCID 554215	—
Reactant	1,3-Propanediamine, N'-(ethylcarbonimidoyl)-N,N-dimethyl-, monohydrochloride	HCID 2723939	—
Reactant	1,3,5-trimethylthieno[3,4-d]pyrimidine-2,4(1H,3H)-dione	HCID 71008093	—
Catalyst	4-(Dimethylamino)pyridine	HCID 14284	—
Solvent	1,2-Dichloroethane	HCID 11	—
Product	HCID 46927104	HCID 46927104	—

Reaction Steps

The title compound was prepared according to the general procedure (Method A) by coupling Intermediate 1 (100 mg, 0.393 mmol) with 5-(4-bromophenyl)-1,3,4-thiadiazol-2-amine (101 mg, 0.393 mmol) in the presence of EDCI hydrochloride (90 mg, 0.472 mmol), HOBt (16 mg, 0.118 mmol) and DMAP (5 mg, 0.039 mmol) in 1,2 dichloroethane (4 ml) to give 45 mg of the product as an off-white solid; 1H NMR (300 MHz, DMSO-d6) δ 3.18 (s, 3H), 3.47 (s, 3H), 4.11 (s, 2H), 7.09 (s, 1H), 7.72 (d, J=8.4 Hz, 2H), 7.87 (d, J=8.1 Hz, 2H), 12.85 (br s, 1H); APCI-MS (m/z) 493.93 (M+H)+.

Provenance & Evidence

DOI	10.6084/m9.figshare.5104873.v1
Patent number	US08507503B2
Source dataset	uspto-grants-2013_08
ORD ID	ord-a38ee5881fff4773bda18ae744aa6ed5
Source note	uspto-grants-2013_08