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(S)-(+)-Benzoin

(S)-(+)-Benzoin structure

CAS No.: 5928-67-6

Chemical Name:: (S)-(+)-Benzoin

Synonyms: (S)-(+)-Benzoin;(S)-(+)-Benzoin;(S)-(+)-BENZOIN, 99% (99% EE/HPLC);(S)-2-HYDROXY-2-PHENYLACETOPHENONE;(S)-2-hydroxy-1,2-diphenylethan-1-one;Ethanone, 2-hydroxy-1,2-diphenyl-, (2S)-

CBNumber:: CB1128927

Molecular Formula:: C14H12O2

Molecular Weight:: 212.24

MDL Number:: MFCD00064252

MOL File:: 5928-67-6.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:48:36

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(S)-(+)-Benzoin Properties

Melting point	135-137 °C (lit.)
Boiling point	343.0±0.0 °C(Predicted)
Density	1.179±0.06 g/cm3(Predicted)
pka	12.28±0.20(Predicted)
form	solid
optical activity	[α]19/D +115°, c = 1.5 in acetone
InChI	1S/C14H12O2/c15-13(11-7-3-1-4-8-11)14(16)12-9-5-2-6-10-12/h1-10,13,15H/t13-/m0/s1
InChIKey	ISAOCJYIOMOJEB-ZDUSSCGKSA-N
SMILES	O[C@@H](c1ccccc1)C(=O)c2ccccc2
LogP	2.130 (est)
FDA UNII	BG0X2899M2
UNSPSC Code	12352115
NACRES	NA.22

SAFETY

Risk and Safety Statements

PPE	Eyeshields, Gloves, type N95 (US)
WGK Germany	3
Storage Class	11 - Combustible Solids

(S)-(+)-Benzoin price More Price(5)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	256250	(S)-(+)-Benzoin 99%	5928-67-6	100mg	$310	2023-01-07	Buy
Chem-Impex	41384	(S)-(+)-Benzoin ≥98.5%(Chiralpurity)	5928-67-6	100MG	$310.97	2026-05-19	Buy
aablocks	AA003CEX	(S)-(+)-Benzoin	5928-67-6	100mg	$1719	2026-05-28	Buy
AHH	MT-24044	(S)-(+)-Benzoin 97%		0.5g	$440	2026-05-26	Buy
American Custom Chemicals Corporation	CCH0004788	(S)-(+)-BENZOIN 99.00%	5928-67-6	100MG	$857.42	2021-12-16	Buy

Product number	Packaging	Price	Buy
256250	100mg	$310	Buy
41384	100MG	$310.97	Buy
AA003CEX	100mg	$1719	Buy
MT-24044	0.5g	$440	Buy
CCH0004788	100MG	$857.42	Buy

(S)-(+)-Benzoin Chemical Properties,Uses,Production

Uses

Chiral starting material.

Definition

ChEBI: (S)-benzoin is a benzoin. It is an enantiomer of a (R)-benzoin.

(S)-(+)-Benzoin Preparation Products And Raw materials

Raw materials

Preparation Products

(S)-(+)-Benzoin Suppliers

Global( 22)Suppliers

Supplier	Tel	Email	Country	ProdList	Advantage
Energy Chemical	400-0056266	sales8178@energy-chemical.com	China	44850	61
Daicel Chiral Technologies (China)CO.,LTD	021-50460086-9 15921403865	han_yajun@dctc.daicel.com	China	7909	65
Sigma-Aldrich	021-61415566 800-8193336	orderCN@merckgroup.com	China	51389	80
Shanghai Tube Pharmaceutical Co., Ltd.	021-54338626 18017892860	sales@tubepharm.com	China	2709	58

Supplier	Advantage
Energy Chemical	61
Daicel Chiral Technologies (China)CO.,LTD	65
Sigma-Aldrich	80
Shanghai Tube Pharmaceutical Co., Ltd.	58

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PIPEROIN 4-(Dimethylamino)benzoin (S)-(+)-Benzoin

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(S)-2-HYDROXY-2-PHENYLACETOPHENONE (S)-(+)-BENZOIN, 99% (99% EE/HPLC) Ethanone, 2-hydroxy-1,2-diphenyl-, (2S)- (S)-2-hydroxy-1,2-diphenylethan-1-one (S)-(+)-Benzoin (S)-(+)-Benzoin 5928-67-6 Ketones Organic Building Blocks Asymmetric Synthesis Chiral Building Blocks