MilliporeSigma
All Photos(1)

Documents

1.12233

Millipore

L-Lysine monohydrate

for biochemistry

Sign Into View Organizational & Contract Pricing

Synonym(s):
L-Lysine monohydrate, Lys
Linear Formula:
NH2(CH2)4CH(NH2)COOH
CAS Number:
Molecular Weight:
146.19 (anhydrous basis)
MDL number:
EC Index Number:
200-294-2

Quality Level

form

solid

pH

9-10.5 (20 °C, 80 g/L in H2O)

mp

207-209 °C (decomposes)

solubility

>1500 g/L

bulk density

366 kg/m3

storage temp.

2-8°C

InChI

1S/C6H14N2O2.H2O/c7-4-2-1-3-5(8)6(9)10;/h5H,1-4,7-8H2,(H,9,10);1H2/t5-;/m0./s1

InChI key

HZRUTVAFDWTKGD-JEDNCBNOSA-N

Compare Similar Items

View Full Comparison

Show Differences

1 of 4

This Item
8.160181.028391.02837
L-Lysine monohydrate for biochemistry

1.12233

L-Lysine monohydrate

(S)-(+)-Lysine monohydrochloride for synthesis

8.16018

(S)-(+)-Lysine monohydrochloride

Millipore

1.02837

L-Cystine

storage temp.

2-8°C

storage temp.

2-30°C

storage temp.

2-30°C

storage temp.

2-30°C

mp

207-209 °C (decomposes)

mp

262 °C

mp

168-170 °C

mp

261-262 °C (decomposition)

Quality Level

100

Quality Level

200

Quality Level

100

Quality Level

100

solubility

>1500 g/L

solubility

420 g/L

solubility

650 g/L

solubility

insoluble 0.19 g/L

pH

9-10.5 (20 °C, 80 g/L in H2O)

pH

5.5-6.0 (20 °C, 100 g/L in H2O)

pH

0.8-1.2 (20 °C, 100 g/L in H2O)

pH

-

Analysis Note

Assay (Perchloric acid titration, calc. on anhydrous substance): ≥ 99.0 %
Identity (IR-spectrum): passes test
Appearance: white, crystalline powder or colorless crystals with characteristic odor
Appearance of solution (100 g/l, water): clear and colorless
Spec. rotation(α 20/D, 50 g/l, hydrochloric acid 1 mol/l, calc. on dried substance): +25.5 to +26.5
Heavy metals (as Pb): ≤ 0.001 %
NH₄ (Ammonium): ≤ 0.01 %
Foreign amino acids: ≤ 0.3 %
Other ninhydrine positive substances: ≤ 0.1 %
Water (according to Karl Fischer): 10.0 - 12.0 %

Storage Class

11 - Combustible Solids

wgk_germany

WGK 1

flash_point_f

Not applicable

flash_point_c

Not applicable


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

Already Own This Product?

Documents related to the products that you have purchased in the past have been gathered in the Document Library for your convenience.

Visit the Document Library

Difficulty Finding Your Product Or Lot/Batch Number?

Product numbers are combined with Pack Sizes/Quantity when displayed on the website (example: T1503-25G). Please make sure you enter ONLY the product number in the Product Number field (example: T1503).

Example:

T1503
Product Number
-
25G
Pack Size/Quantity

Additional examples:

705578-5MG-PW

PL860-CGA/SHF-1EA

MMYOMAG-74K-13

1000309185

enter as 1.000309185)

Having trouble? Feel free to contact Technical Service for assistance.

Lot and Batch Numbers can be found on a product's label following the words 'Lot' or 'Batch'.

Aldrich Products

  • For a lot number such as TO09019TO, enter it as 09019TO (without the first two letters 'TO').

  • For a lot number with a filling-code such as 05427ES-021, enter it as 05427ES (without the filling-code '-021').

  • For a lot number with a filling-code such as STBB0728K9, enter it as STBB0728 without the filling-code 'K9'.

Not Finding What You Are Looking For?

In some cases, a COA may not be available online. If your search was unable to find the COA you can request one.

Request COA

Customers Also Viewed

Slide 1 of 2

1 of 2

Lysine hydrochloride European Pharmacopoeia (EP) Reference Standard

L0900000

Lysine hydrochloride

L-Leucine BioUltra, ≥99.5% (NT)

Sigma-Aldrich

61819

L-Leucine

Our team of scientists has experience in all areas of research including Life Science, Material Science, Chemical Synthesis, Chromatography, Analytical and many others.

Contact Technical Service