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(R)-(-)-DBD-PY-NCS

(R)-(-)-DBD-PY-NCS structure

CAS No.: 163927-31-9

Chemical Name:: (R)-(-)-DBD-PY-NCS

Synonyms: (R)-DBD-PY-NCS;(R)-(-)-DBD-PY-NCS;(R)-(-)-DBD-Py-NCS Dimethylaminosulfonylisothiocyanato;(R)-4-(N,N-Dimethylaminosulfonyl)-7-(3-I;(R)-1-(7-(DIMETHYLAMINOSULFONYL)BD-4-YL);(R)-(-)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDIN-1-YL)BENZOFURAZAN;(R)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDINO)-2,1,3-BENZOXADIAZOLE;2,1,3-Benzoxadiazole-4-sulfonamide, 7-[(3R)-3-isothiocyanato-1-pyrrolidinyl]-N,N-dimethyl-;(R)-(-)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDIN-1-YL)-2,1,3-BENZOXADIAZOLE

CBNumber:: CB3427860

Molecular Formula:: C13H15N5O3S2

Molecular Weight:: 353.42

MDL Number:: MFCD00671493

MOL File:: 163927-31-9.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-04-24 14:58:27

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(R)-(-)-DBD-PY-NCS Properties

Melting point	157-160 °C
storage temp.	Refrigerator
form	powder to crystal
color	Light yellow to Brown

SAFETY

Risk and Safety Statements

WGK Germany	3
HS Code	2935.90.9500

(R)-(-)-DBD-PY-NCS price More Price(6)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
TCI Chemical	A5568	(R)-(-)-DBD-Py-NCS [=(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole][for HPLC Labeling] >98.0%(HPLC)	163927-31-9	100mg	$305	2026-04-30	Buy
Chem-Impex	47448	(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole ≥98%(HPLC)	163927-31-9	100MG	$440.4	2026-05-19	Buy
aablocks	AA003C0L	(R)-(-)-DBd-py-ncs ≥98%(HPLC)	163927-31-9	10mg	$77	2026-05-28	Buy
aablocks	AA003C0L	(R)-(-)-DBd-py-ncs >98.0%(HPLC)	163927-31-9	100mg	$244	2026-05-28	Buy
AK Scientific	4128AL	(R)-(-)-DBD-Py-NCS	163927-31-9	100mg	$525	2021-12-16	Buy

Product number	Packaging	Price	Buy
A5568	100mg	$305	Buy
47448	100MG	$440.4	Buy
AA003C0L	10mg	$77	Buy
AA003C0L	100mg	$244	Buy
4128AL	100mg	$525	Buy

(R)-(-)-DBD-PY-NCS Preparation Products And Raw materials

Raw materials

Preparation Products

(R)-(-)-DBD-PY-NCS Suppliers

Global( 42)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	4006356688 18621169109	market03@meryer.com	China	40202	62
TCI (Shanghai) Development Co., Ltd.	021-67121386	Sales-CN@TCIchemicals.com	China	24512	81
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Shanghai Longsheng chemical Co.,Ltd.	58099637 13585536065	sales@shlschem.com	China	9880	59
Maya High Purity Chemicals	+86 (573) 82222445 (0)18006601000 452520369	sales@maya-r.com	China	11693	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	03-36680489	Sales-JP@TCIchemicals.com	Japan	28364	80
TCI Europe	320-37350700	sales@tcieurope.eu	Europe	23654	75
TCI AMERICA	800-4238616	sales@tciamerica.com	Americas	23636	75
9ding chemical ( Shanghai) Limited	4009209199	sales@9dingchem.com	China	22497	55

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Shanghai Longsheng chemical Co.,Ltd.	59
Maya High Purity Chemicals	57
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75
9ding chemical ( Shanghai) Limited	55

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1of4

(R)-(-)-DBD-PY-NCS (R)-DBD-PY-NCS (R)-(-)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDIN-1-YL)-2,1,3-BENZOXADIAZOLE (R)-(-)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDIN-1-YL)BENZOFURAZAN (R)-4-(N,N-DIMETHYLAMINOSULFONYL)-7-(3-ISOTHIOCYANATOPYRROLIDINO)-2,1,3-BENZOXADIAZOLE (R)-(-)-DBD-Py-NCS [=(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole] (R)-DBD-Py-NCS [=(R)-4-(N,N-dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidino)-2,1,3-benzoxadiazole] Dimethylaminosulfonylisothiocyanato (R)-1-(7-(DIMETHYLAMINOSULFONYL)BD-4-YL) (R)-(-)-DBD-Py-NCS [=(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole] [for HPLC Labeling] (R)-4-(N,N-Dimethylaminosulfonyl)-7-(3-I (R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)benzofurazan (R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole (R)-(-)-DBD-Py-NCS [=(R)-(-)-4-(N,N-DiMethylaMinosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole] [for HPLC Labeling] (R)-(-)-DBD-Py-NCS [=(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole] [for HPLC Labeling] (R)-(-)-DBD-Py-NCS[=(R)-(-)-4-(N,N-Dimethylaminosulfonyl)-7-(3-isothiocyanatopyrrolidin-1-yl)-2,1,3-benzoxadiazole][forHPLCLabeling]> 2,1,3-Benzoxadiazole-4-sulfonamide, 7-[(3R)-3-isothiocyanato-1-pyrrolidinyl]-N,N-dimethyl- 163927-31-9 C16H19N5O5S e.e. Determination (HPLC Labeling Reagents) Enantiomer Excess & Absolute Conefiguration Determination Amino Group Labeling Reagents for Fluorescence HPLC Fluorescence Detection (HPLC Labeling Reagents) HPLC Labeling Reagents UV-VIS Amino Group Labeling Reagents for Fluorescence HPLC Analytical Chemistry e.e. Determination (HPLC Labeling Reagents) Enantiomer Excess & Absolute Configuration Determination Fluorescence Detection (HPLC Labeling Reagents) HPLC Labeling Reagents Derivatization Reagents Derivatization Reagents HPLC UV-VIS