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(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95%

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% structure

CAS No.: 870991-70-1

Chemical Name:: (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95%

Synonyms: (1R,2R)-1,2-BIS(2-HYDROXYPHENYL)ETHYLENEDIAMINE;2,2'-((1R,2R)-1,2-Diaminoethane-1,2-diyl)diphenol;(R,R) Mother Diamine;(R,R) Diaminopharm Diamine;(R,R) Jik Chin Mother Diamine;2,2'-[(1R,2R)-1,2-Diaminoethylene]bisphenol;(1R,2R)-1,2-bis(2-hydroxyphenyl)ethyldiamine;(R,R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine;(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethane-1,2-diamine;(1r,2r)-1,2-bis(2-hydroxyphenyl)-1,2-ethanediamine

CBNumber:: CB4972165

Molecular Formula:: C14H16N2O2

Molecular Weight:: 244.29

MDL Number:: MFCD09751760

MOL File:: 870991-70-1.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:53:01

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(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% Properties

Melting point	157-163 °C
Boiling point	457.9±40.0 °C(Predicted)
Density	1.294±0.06 g/cm3(Predicted)
storage temp.	2-8°C, protect from light, stored under nitrogen
pka	9.15±0.35(Predicted)
form	Powder
color	white to off-white
optical activity	[α]22/D +62°, c = 1% in chloroform
Sensitive	air sensitive
UNSPSC Code	12352116
NACRES	NA.22

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H302-H315-H319-H335

Precautionary statements

P261-P264-P270-P301+P312-P302+P352-P305+P351+P338

Hazard Codes

Risk Statements

22-36/37/38

Safety Statements

26-36/37

WGK Germany

HS Code

2922.19.7000

NFPA 704

	0
2		0

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% price More Price(37)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	685860	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine 95% (HPLC)	870991-70-1	1g	$109	2023-06-20	Buy
Sigma-Aldrich	685860	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine 95% (HPLC)	870991-70-1	10g	$451	2023-06-20	Buy
TCI Chemical	B3012	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine >95.0%(HPLC)(T)	870991-70-1	100mg	$140	2026-04-30	Buy
TCI Chemical	B3012	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine >95.0%(HPLC)(T)	870991-70-1	1g	$708	2026-04-30	Buy
Strem Chemicals	07-6008	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethane-1,2-diamine, min. 97%	870991-70-1	250mg	$58	2023-06-20	Buy

Product number	Packaging	Price	Buy
685860	1g	$109	Buy
685860	10g	$451	Buy
B3012	100mg	$140	Buy
B3012	1g	$708	Buy
07-6008	250mg	$58	Buy

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% Chemical Properties, Uses, Production

Uses

2,2''-[(1R,2R)-1,2-Diamino-1,2-ethanediyl]bisphenol is a useful synthetic compound.

Uses

(1R, 2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine can be used as a precursor for the synthesis of:

Enantiomerically pure trans-3-arylpiperazine-2-carboxylic acid derivatives via diaza-Cope rearrangement (DCR).
4,4′-(1,2-Diazaniumylethane-1,2-diyl)dibenzoate trihydrate by treating with terephthalaldehydic acid.

General Description

(1R, 2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine or (R, R)-1,2-bis(2-hydroxyphenyl)-1,2-diaminoethane (HPEN) is commonly used in the stereoselective synthesis of enantiopure compounds.

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% Preparation Products And Raw materials

Raw materials

Preparation Products

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% Suppliers

Global Suppliers ( 74)

Supplier	Tel	Email	Country	ProdList	Advantage
J & K SCIENTIFIC LTD.	18210857532 18210857532	jkinfo@jkchemical.com	China	96815	76
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
Tianjin Derchemist Science & Technology Co., Ltd.	22-58627059 13920586291	zdcomcon@126.com	China	4094	50
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
Bide Pharmatech Ltd.	400-164-7117 18317119277	product02@bidepharm.com	China	40000	60
Shanghai Xingui Biotechnology Co., Ltd.	15121041756	xingui2022@126.com	China	9954	58
LABTER PHARMATECH(BEIJING) CO.,LTD	010-56330744 18310155299	sales@labter.com.cn	China	19999	55

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
TCI (Shanghai) Development Co., Ltd.	81
Energy Chemical	61
Tianjin Derchemist Science & Technology Co., Ltd.	50
TOKYO CHEMICAL INDUSTRY CO., LTD.	80
TCI Europe	75
TCI AMERICA	75
Bide Pharmatech Ltd.	60
Shanghai Xingui Biotechnology Co., Ltd.	58
LABTER PHARMATECH(BEIJING) CO.,LTD	55

View Latest Price from (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% manufacturers

Image	Update time	Product	Price	Min. Order	Purity	Supply Ability	Manufacturer
	2021-07-02	(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine 95% 870991-70-1	$10.00-15.00	1KG	99%+ HPLC		Zhuozhou Wenxi import and Export Co., Ltd

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine 95%
870991-70-1
$10.00-15.00
99%+ HPLC
Zhuozhou Wenxi import and Export Co., Ltd

(1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% Spectrum

(1R,2R)-1,2-BIS(2-HYDROXYPHENYL)ETHYLENEDIAMINE, 95%(870991-70-1)¹HNMR

870991-70-1 ((1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95%) Related Search:

Phenol, 3,3'-(1,2-diamino-1,2-ethanediyl)bis-, [S-(S*,S*)]- (9CI) Phenol, 4,4'-[(1S,2S)-1,2-diamino-1,2-ethanediyl]bis- (9CI) Phenol, 3,3'-(1,2-diamino-1,2-ethanediyl)bis-, [R-(R*,R*)]- (9CI) Phenol,3-[1-(methylamino)ethyl]- (1S,2S)-1,2-Bis(2-hydroxyphenyl)ethylenediaMine

Phenol, 3,3'-(1,2-diamino-1,2-ethanediyl)bis-, [R-(R*,R*)]- (9CI) hydrochloride Phenol, 4,4'-(1,2-diamino-1,2-ethanediyl)bis- (9CI) Phenol, 4,4'-[(1R,2R)-1,2-diamino-1,2-ethanediyl]bis- (9CI) (1R,2R)-(-)-1,2-Bis(4-hydroxyphenyl)ethylenediaminedihydrochloride Phenol, 4,4'-[(1S,2S)-1,2-diamino-1,2-ethanediyl]bis- (9CI) hydrochloride

AURORA KA-6898 (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% (R,R)-1,2-Bis(2,4,6-trimethoxyphenyl)-1,2-ethanediamine dihydrochloride

1of3

(+)-2,2'-((1R,2R)-1,2-DIAMINOETHANE-1,2-DIYL)-DIPHENOL (1r,2r)-1,2-bis(2-hydroxyphenyl)-1,2-ethanediamine (R,R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine Phenol, 2,?2'-?[(1R,?2R)?-?1,?2-?diamino-?1,?2-?ethanediyl]?bis- (9CI) (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethane-1,2-diamine, min. 97% (R,R) Diaminopharm Diamine (R,R) Jik Chin Mother Diamine (R,R) Mother Diamine (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethane-1,2-diamine (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediaMine 95% 2-[(1R,2R)-1,2-diamino-2-(2-hydroxyphenyl)ethyl]phenol 2,2'-[(1R,2R)-1,2-Diamino-1,2-ethanediyl]bisphenol (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine > (1R,2R)-1,2-Diamino-1,2-bis(2-hydroxyphenyl)ethane 2,2'-[(1R,2R)-1,2-Diaminoethylene]bisphenol (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine - [B88517] (1R,2R)-1,2-bis(2-hydroxyphenyl)ethyldiamine (1R,2R)-1,2-BIS(2-HYDROXYPHENYL)ETHYLENEDIAMINE 2,2'-((1R,2R)-1,2-Diaminoethane-1,2-diyl)diphenol (1R,2R)-1,2-Bis(2-hydroxyphenyl)ethylenediamine, 95% 870991-70-1 Chiral Nitrogen DPEN Series