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

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 2,4-Pentanediamine,2-methyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

21586-21-0

21586-21-0 structure

21586-21-0 structure

Name: 2,4-Pentanediamine,2-methyl-
Chemical Name: 2-methylpentane-2,4-diamine
CAS Number: 21586-21-0
Molecular Formula: C₆H₁₆N₂
Molecular Weight: 116.20500
Create Date: 2017-02-23 13:49:08
Modify Date: 2025-08-25 23:53:35

Name	2-methylpentane-2,4-diamine
Synonyms	2-methyl-2,4-diaminopentane 2,4-Diamino-2-methylpentane 2,4-diamino-4-methylpentane 2,4-Pentanediamine,2-methyl 2-Methyl-2,4-pentanediamine 1,1,3-trimethyl-propanediyldiamine 1,1,3-Trimethyl-propandiyldiamin

Density	0.858g/cm3
Boiling Point	162.1ºC at 760 mmHg
Molecular Formula	C₆H₁₆N₂
Molecular Weight	116.20500
Flash Point	49.2ºC
Exact Mass	116.13100
PSA	52.04000
LogP	1.86160
Vapour Pressure	2.2mmHg at 25°C
Index of Refraction	1.456

CHEMICAL IDENTIFICATION

RTECS NUMBER :: SA0249000

CHEMICAL NAME :: 2,4-Pentanediamine, 2-methyl-

CAS REGISTRY NUMBER :: 21586-21-0

BEILSTEIN REFERENCE NO. :: 0505998

LAST UPDATED :: 199710

DATA ITEMS CITED :: 5

MOLECULAR FORMULA :: C6-H16-N2

MOLECULAR WEIGHT :: 116.24

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,14,1990

TYPE OF TEST :: Standard Draize test

ROUTE OF EXPOSURE :: Administration into the eye

SPECIES OBSERVED :: Rodent - rabbit

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,14,1990 ** ACUTE TOXICITY DATA **

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: 431 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes Gastrointestinal - other changes

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,14,1990

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Administration onto the skin

SPECIES OBSERVED :: Rodent - rabbit

DOSE/DURATION :: 1600 mg/kg

TOXIC EFFECTS :: Lungs, Thorax, or Respiration - other changes Gastrointestinal - other changes Kidney, Ureter, Bladder - other changes

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 1,14,1990

HS Code	2921290000

Precursor 8
3975-85-7 556-72-9 141-79-7 57704-61-7
21587-67-7 53422-22-3 625-04-7 67-56-1
DownStream 1
53422-22-3

HS Code	2921290000
Summary	2921290000 other acyclic polyamines and their derivatives; salts thereof。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%

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