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Tris(hydroxymethyl)aminomethane phosphate

Tris(hydroxymethyl)aminomethane phosphate structure

CAS No.: 6992-39-8

Chemical Name:: Tris(hydroxymethyl)aminomethane phosphate

Synonyms: trizma phosphate monobasic;TRIS PHOSPHATE;Molecular Formula;TRIS-PHOSPHATE 98%;Tris-phosphate,98%;MONO-TRIS PHOSPHATE;TRIZMA PHOSPHATE*;TRIS-PHOSPHATE BUFFER;TRIS PHOSPHATE MONOBASIC;TRIS DIHYDROGEN PHOSPHATE

CBNumber:: CB0279855

Molecular Formula:: C4H14NO7P

Molecular Weight:: 219.13

MDL Number:: MFCD00043285

MOL File:: 6992-39-8.mol

MSDS File:: SDS

TDS File:: TDS

Last updated:2026-09-12 18:48:05

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Tris(hydroxymethyl)aminomethane phosphate Properties

Melting point	170-174 °C
storage temp.	Store at RT.
solubility	H₂O: 0.5 M at 20 °C, clear
form	Fine Crystalline Powder
color	White
Water Solubility	H2O: 0.5M at20°C, clear
InChI	1S/C4H11NO3.H3O4P/c5-4(1-6,2-7)3-8;1-5(2,3)4/h6-8H,1-3,5H2;(H3,1,2,3,4)
InChIKey	JLEXUIVKURIPFI-UHFFFAOYSA-N
SMILES	OP(O)(O)=O.NC(CO)(CO)CO
CAS DataBase Reference	6992-39-8
UNSPSC Code	12161700
NACRES	NA.25

SAFETY

Risk and Safety Statements

Symbol(GHS)

GHS07

Signal word

Warning

Hazard statements

H302-H315-H319-H335

Precautionary statements

P261-P301+P312-P302+P352-P304+P340-P305+P351+P338

PPE

Eyeshields, Gloves, type N95 (US)

Safety Statements

22-24/25

WGK Germany

HS Code

29225000

Storage Class

11 - Combustible Solids

NFPA 704

	0
1		0

Tris(hydroxymethyl)aminomethane phosphate price More Price(32)

Manufacturer	Product number	Product description	CAS number	Packaging	Price	Updated	Buy
Sigma-Aldrich	93348	Trizma? phosphate monobasic BioXtra, ≥99.0% (NT)	6992-39-8	250g	$371	2026-04-30	Buy
Sigma-Aldrich	93348	Trizma? phosphate monobasic BioXtra, ≥99.0% (NT)	6992-39-8	50g	$113	2023-06-20	Buy
Usbiological	283767	Mono[tris(hydroxymethyl)aminomethane]phosphate Asreported	6992-39-8	50g	$396	2026-06-03	Buy
Usbiological	239832	Mono[tris(hydroxymethyl)aminomethane]phosphate 99+% ≥99%	6992-39-8	5g	$170	2026-06-03	Buy
Usbiological	283767	Mono[tris(hydroxymethyl)aminomethane]phosphate Asreported	6992-39-8	100g	$605	2026-06-03	Buy

Product number	Packaging	Price	Buy
93348	250g	$371	Buy
93348	50g	$113	Buy
283767	50g	$396	Buy
239832	5g	$170	Buy
283767	100g	$605	Buy

Tris(hydroxymethyl)aminomethane phosphate Chemical Properties, Uses, Production

Chemical Properties

WHITE FINE CRYSTALLINE POWDER

Uses

Tris(hydroxymethyl)methylammonium dihydrogen phosphate is a biochemical assay reagent.

Definition

ChEBI: A phosphate salt resulting from the reaction of equimolar amounts of tris and phosphoric acid.

Tris(hydroxymethyl)aminomethane phosphate Preparation Products And Raw materials

Raw materials

Tris(hydroxymethyl)aminomethane

Preparation Products

Tris(hydroxymethyl)aminomethane phosphate Suppliers

Global Suppliers ( 68)

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
Spectrum Chemical Manufacturing Corp.	021-021-021-67601398-809-809-809 15221380277	marketing_china@spectrumchemical.com	China	9643	60
Thermo Fisher Scientific	800-810-5118	cnchemical@thermofisher.com	China	17752	75
Shanghai Xingui Biotechnology Co., Ltd.	15121041756	xingui2022@126.com	China	9961	58
Hangzhou J&H Chemical Co., Ltd.	0571-87396432	sales@jhechem.com	China	14905	59
Shanghai YuanYe Biotechnology Co., Ltd.	15026964105	2881489226@qq.com	China	89667	60
parabiochem	025-83453382-8005	sale@parabiochem.com	China	9577	55
Aikon International Limited	025-58851090 13913916777	sales01@aikonchem.com	China	15947	58
Shanghai UCHEM Inc.	+86-18930848214 +86-021-56762820	sales@myuchem.com	China	8966	58

Supplier	Advantage
J & K SCIENTIFIC LTD.	76
Meryer (Shanghai) Chemical Technology Co., Ltd.	62
Spectrum Chemical Manufacturing Corp.	60
Thermo Fisher Scientific	75
Shanghai Xingui Biotechnology Co., Ltd.	58
Hangzhou J&H Chemical Co., Ltd.	59
Shanghai YuanYe Biotechnology Co., Ltd.	60
parabiochem	55
Aikon International Limited	58
Shanghai UCHEM Inc.	58

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MONO[TRIS(HYDROXYMETHYL)AMINOMETHANE]PHOSPHATE MONO-TRIS PHOSPHATE TRIS PHOSPHATE TRIS PHOSPHATE MONOBASIC TRISMAT(TM) PHOSPHATE, MONOBASIC TRIS(HYDROXYMETHYL)AMINOMETHANE PHOSPHATE, MONOBASIC TRIS DIHYDROGEN PHOSPHATE TRIZMA(R) PHOSPHATE MONOBASIC [2-hydroxy-1,1-bis(hydroxymethyl)ethyl]ammonium dihydrogen phosphate TRIZMA PHOSPHATE MONOBASIC MOLECULAR & TRIZMA PHOSPHATE* TRIS-PHOSPHATE 98% Mono(tris[hydroxymethyl]aminomethane) phosphate, Mono-Tris phosphate, Tris phosphate, Tris(hydroxymethyl)aminomethane phosphate Tris-phosphate,98% Molecular Formula 2-Amino-2-(hydroxymethyl)propane-1,3-diol, phosphoric acid [2-hydroxy-1,1-bis(hydroxymethyl)ethyl]ammonium dihydrogen p... Trishydroxymethylaminomethane phosphate monobasic (Tris phosphate monobasic) Tris(Hydroxymethyl)- Aminomethane Phosphate Monobasic extrapure (Tris Phosphate Monobasic), 98% Trizma^? phosphate monobasic TRIS-PHOSPHATE BUFFER TRIS DIHYDROGEN PHOSPHATE BUFFER Tris(hydroxymethyl)methylammonium dihydrogen phosphate 2-Amino-2-(Hydroxymethyl)Propane-1,3-Diol Phosphate trizma phosphate monobasic Tris(hydroxymethyl)aminomethane phosphate 6992-39-8 NH2CCH2OH3H3PO4 C4H14NO7P C4H11NO3H3PO4 C4H11NO3H3O4P Molecular Biology Molecular Biology Reagents BioChemical Biochemicals