Shanghai Nianxing Industrial Co., Ltd
China
Product Name: LEUCOMALACHITE GREEN
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Shanghai Jizhi Biochemical Technology Co., Ltd
China
Product Name: LEUCOMALACHITE GREEN
Price: ￥148.0/5g
Purity: 98.0%
Stocking Period: 3 Day
Contact: Liu jia
Email: 2130147988@qq.com

DC Chemicals Limited
China
Product Name: Leucomalachite green
Price: $Inquiry/100mg $Inquiry/250mg $Inquiry/500mg
Purity: 98.0%
Stocking Period: 3 Day
Contact: Tony Cao
Email: sales@dcchemicals.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Benzenamine,4,4'-(phenylmethylene)bis[N,N-dimethyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

129-73-7

129-73-7 structure

129-73-7 structure

Name: LEUCOMALACHITE GREEN
Chemical Name: leucomalachite green
CAS Number: 129-73-7
Molecular Formula: C₂₃H₂₆N₂
Molecular Weight: 330.466
Catalog: Biochemical Biochemical reagent Biological dye
Create Date: 2018-04-26 08:00:00
Modify Date: 2025-08-20 18:24:20
Leucomalachite green is a triphenylmethane dye used to detect blood. Leucomalachite green, a major metabolite of malachite green, is a potential carcinogen, teratogen and mutagen[1][2].

Name	leucomalachite green
Synonyms	Benzenamine, 4,4'-(phenylmethylene)bis[N,N-dimethyl- 4-[[4-(dimethylamino)phenyl]-phenylmethyl]-N,N-dimethylaniline 4,4'-benzylidenebis(N,N-dimethylaniline) Leuco Malachite Green 4,4'-Bis(dimethylamino)triphenylmethane EINECS 204-961-9 4,4'-Tetramethyldiaminotriphenylmethane MFCD00008315 LEUCOMALACHITE GREEN 4,4'-(phenylmethanediyl)bis(N,N-dimethylaniline) 4,4'-(Phenylmethylene)bis(N,N-dimethylbenzenamine) 4,4'-(Phenylmethylene)bis(N,N-dimethylaniline) 4,4′-Benzylidenebis(N,N-dimethylaniline)

Description	Leucomalachite green is a triphenylmethane dye used to detect blood. Leucomalachite green, a major metabolite of malachite green, is a potential carcinogen, teratogen and mutagen[1][2].
Related Catalog	Research Areas >> Others Signaling Pathways >> Others >> Others
References	[1]. Ya-hui Li, et al. Development of a group selective molecularly imprinted polymers based solid phase extraction of malachite green from fish water and fish feed samples. Anal Chim Acta. 2008 Aug 29;624(2):317-25. [2]. Kohji Ishihama, et al. Floating aerial blood mists in the operating room. J Hazard Mater. 2010 Sep 15;181(1-3):1179-81.

Density	1.1±0.1 g/cm3
Boiling Point	475.4±45.0 °C at 760 mmHg
Melting Point	100-102 °C
Molecular Formula	C₂₃H₂₆N₂
Molecular Weight	330.466
Flash Point	214.6±16.5 °C
Exact Mass	330.209595
PSA	6.48000
LogP	5.91
Vapour Pressure	0.0±1.2 mmHg at 25°C
Index of Refraction	1.621

CHEMICAL IDENTIFICATION

RTECS NUMBER :: CY1203055

CHEMICAL NAME :: Benzenamine, 4,4'-(phenylmethylene)bis(N,N-dimethyl-

CAS REGISTRY NUMBER :: 129-73-7

BEILSTEIN REFERENCE NO. :: 2140506

LAST UPDATED :: 199712

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C23-H26-N2

MOLECULAR WEIGHT :: 330.51

Symbol	GHS08
Signal Word	Warning
Hazard Statements	H341-H351
Precautionary Statements	P201-P308 + P313
Personal Protective Equipment	dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes	Xn;N
Risk Phrases	R40
Safety Phrases	S36/37-S61-S60
RIDADR	UN 3077 9/PG 3
RTECS	CY1203055
Hazard Class	9.0
HS Code	2921590090

Precursor 0
DownStream 7
510-13-4 569-64-2 633-03-4 46734-13-8
121-69-7 100-52-7 2491-74-9

HS Code	2921590090
Summary	2921590090. other aromatic polyamines and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

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