Shanghai Nianxing Industrial Co., Ltd
China
Product Name: Palmitic acid
Price: Check
Purity: 98.0%
Stocking Period: 10 Day
Contact: Yang
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Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 3-METHYL-4-METHYLENE-3,4-DIHYDROQUINAZOLINE-2(1H)-THIONE
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

14333-74-5

14333-74-5 structure

14333-74-5 structure

Name: 3-METHYL-4-METHYLENE-3,4-DIHYDROQUINAZOLINE-2(1H)-THIONE
Chemical Name: 3-methyl-4-methylidene-1H-quinazoline-2-thione
CAS Number: 14333-74-5
Molecular Formula: C₁₀H₁₀N₂S
Molecular Weight: 190.26500
Create Date: 2018-10-14 11:34:35
Modify Date: 2025-09-26 17:32:24

Name	3-methyl-4-methylidene-1H-quinazoline-2-thione
Synonyms	2-Thioxo-3-methyl-4-methylen-1.2.3.4-tetrahydro-chinazolin 3-Methyl-4-methylen-3,4-dihydro-1H-chinazolin-2-thion HMS1719E04 3-methyl-4-methylene-3,4-dihydroquinazoline-2(1H)-thione 3-methyl-4-methylene-3,4-dihydro-1H-quinazoline-2-thione

Density	1.25g/cm3
Boiling Point	293.4ºC at 760mmHg
Molecular Formula	C₁₀H₁₀N₂S
Molecular Weight	190.26500
Flash Point	131.3ºC
Exact Mass	190.05600
PSA	56.62000
LogP	1.55340
Vapour Pressure	0.00173mmHg at 25°C
Index of Refraction	1.683

HS Code	2933990090

551-93-9 structure

551-93-9

556-61-6 structure

556-61-6

~%

14333-74-5 structure

14333-74-5

Literature: Journal of the American Chemical Society, , vol. 80, p. 2205,2210

Precursor 2
551-93-9 556-61-6
DownStream 0

HS Code	2933990090
Summary	2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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